Cita APA (7a ed.)

National Learning Corporation. (1991). Media specialist: Library and audio-visual services. National Learning Corporation.

Cita Chicago Style (17a ed.)

National Learning Corporation. Media Specialist: Library and Audio-visual Services. Syosset: National Learning Corporation, 1991.

Cita MLA (9a ed.)

National Learning Corporation. Media Specialist: Library and Audio-visual Services. National Learning Corporation, 1991.