APA (7e ed.) Bronvermelding

Bullard, J. R., & Mether, C. E. (1974). Audiovisual fundamentals: Basic equipment operation and simple materials production. W. C. Brown Co.

Chicago (17e ed.) Bronvermelding

Bullard, John R., en Calvin E. Mether. Audiovisual Fundamentals: Basic Equipment Operation and Simple Materials Production. Dubuque, Iowa: W. C. Brown Co, 1974.

MLA (8e ed.) Bronvermelding

Bullard, John R., en Calvin E. Mether. Audiovisual Fundamentals: Basic Equipment Operation and Simple Materials Production. W. C. Brown Co, 1974.