APA (7e ed.) Bronvermelding

National Education Association of the United States. Dept. of Audiovisual Instruction & Norberg, K. D. (1962). Perception theory and AV education. Department of Audiovisual Instruction.

Chicago (17e ed.) Bronvermelding

National Education Association of the United States. Dept. of Audiovisual Instruction en Kenneth Delbert Norberg. Perception Theory and AV Education. Washington, D.C.: Department of Audiovisual Instruction, 1962.

MLA (8e ed.) Bronvermelding

National Education Association of the United States. Dept. of Audiovisual Instruction en Kenneth Delbert Norberg. Perception Theory and AV Education. Department of Audiovisual Instruction, 1962.