APA (7th ed.) Citation

National Audio-Visual Association & International Communications Industries Association. The Audio-visual equipment directory. National Audio-Visual Association.

Chicago Style (17th ed.) Citation

National Audio-Visual Association and International Communications Industries Association. The Audio-visual Equipment Directory. Fairfax, Va.: National Audio-Visual Association.

MLA (9th ed.) Citation

National Audio-Visual Association and International Communications Industries Association. The Audio-visual Equipment Directory. National Audio-Visual Association.