APA (7e ed.) Bronvermelding

National Education Association of the United States. Dept. of Audio-Visual Instruction. (1952). Planning schools for use of audio-visual materials. no.1-. s. n.

Chicago (17e ed.) Bronvermelding

National Education Association of the United States. Dept. of Audio-Visual Instruction. Planning Schools for Use of Audio-visual Materials. No.1-. Washington: s. n, 1952.

MLA (9e ed.) Bronvermelding

National Education Association of the United States. Dept. of Audio-Visual Instruction. Planning Schools for Use of Audio-visual Materials. No.1-. s. n, 1952.