AIDS Project Los Angeles (SAUO)
American Patent Law Association - Later, AIPLA (EA)
Antiphospholipid Antibody - Medicine (MELL)
Armenian Progressive League of America (EA)
Arrowhead Professional Libraries Association - Library network
Asociacion Petroquimica Latinoamericana - Argentina (EAIO)
Association of Parliamentary Librarians of Australasia
Atlantic Provinces Library Association (ASC)
Atlantic Provinces Linguistic Association - Canada
Australian Product Liability Association
Authors and Publishers Lending Right Association Committee (SAUS)
Aviation Pilot, Airship - Navy
Aviation Pilots Airship (SAUS)
Office of Asian Pacific and Latin American Analysis - Central Intelligence Agency (RCD)