Cita APA (7a ed.)

Haas, K., Kuhn, B., & Packer, H. (1955). Preparation and use of audio-visual aids (3rd edition.). Prentice Hall.

Cita Chicago Style (17a ed.)

Haas, Kenneth, Bert Kuhn, y Harry Packer. Preparation and Use of Audio-visual Aids. 3rd edition. Englewood Cliffs, New Jersey: Prentice Hall, 1955.

Cita MLA (8a ed.)

Haas, Kenneth, et al. Preparation and Use of Audio-visual Aids. 3rd edition. Prentice Hall, 1955.