Here is a list of acronyms that those people who work in publishing should be familiar with.
This list is by no means complete, but it is a good start when searching for information about the industry.

  1. AAA — Association of Authors’ Representatives, Inc. 
  2. AAP — Association of American Publishers
  3. ABA — American Booksellers Association
  4. AI or ASI — Advance Information (Document)
  5. ALA — American Library Association
  6. ARC — Advanced Reading Copy or Advanced Review Copy
  7. ALCS — Authors’ Licensing and Collecting Society 
  8. ASIN — Amazon Standard Identification Number
  9. BA — Booksellers Association of Great Britain and Ireland
  10. BIC — Book Industry Communication
  11. BL — British Library
  12. BPIF — British Printing Industries Federation
  13. CIP — Abbreviation for cataloging in a publication on titles that have not been published
  14. CLA — Copyright Licensing Agency
  15. CP — Critique Partner
  16. CRC — Camera Ready Copy
  17. CV — Curriculum vita
  18. D&A — Delivery and Acceptance (when referring to a manuscript)
  19. DAM — Digital Asset Management
  20. DAP — Digital Asset Producer
  21. DRM — Digital Rights Management
  22. EDI — Electronic Data Interchange
  23. ELT — English Language Teaching
  24. Em — typological measurement that represents the width of the widest character in the alphabet. Synonym for pica em.
  25. En — half an em  (the number of characters in a given text)
  26. EPOS — Electronic Point Of Sale
  27. EPUB — Electronic Publication
  28. FEP — Federation of European Publishers
  29. FTP — File Transfer Protocol
  30. GATT/TRIPS — General Agreement on Tariffs and Trade/Trade Related Aspects of Intellectual Property Rights
  31. HPub — HTML Publication
  32. HTML — Hypertext Markup Language
  33. IDPF — International Digital Publishing Forum 
  34. ISBN — International Standard Book Number
  35. ISSN — International Standard Serials Number
  36. MTA — Minimum Terms (of) Agreement
  37. NBA — Net Book Agreement.
  38. NYP — Not Yet Published
  39. ONIX — Online Information Exchange
  40. OP — Out of Print
  41. PA — Publishers Association
  42. PBS — Publishing Business Systems
  43. PDF — Portable Document Exchange
  44. PERK — Publishing Ethics Resource Kit
  45. Ph — Publishing House
  46. PLR — Public Lending Right
  47. PLS — Publishers’ Licensing Society
  48. PM — Publishing Ministry
  49. POD — Print on Demand
  50. PR — Publishing Real
  51. PRC — Publishing Research Consortium
  52. PRISM — Publishing Requirements for Industry Standard Metadata
  53. PRO — Publishing Roles Ontology
  54. PS — Publishing Services
  55. PTC — Publishing Training Center
  56. PW — Publishers Weekly
  57. RRP — Recommended Retail Price
  58. SASE — Self-addressed, stamped envelope.
  59. STM — Common abbreviation form for the Scientific, Technical and Medical publishing sectors
  60. WIPO — World Intellectual Property Organization