Citazione Stile APA (7a Edizione)

Key, J., & Tollman, T. A. (1981). Videotape as an Aid to Bibliographic Instruction.

Citazione stile Chigago Style (17a edizione)

Key, Janet, e Thomas A. Tollman. Videotape as an Aid to Bibliographic Instruction. 1981.

Citatione MLA (9a ed.)

Key, Janet, e Thomas A. Tollman. Videotape as an Aid to Bibliographic Instruction. 1981.