Cita APA (7a ed.)

Classroom Video (Firm), Davis, S., & Davis, J. (1999). Testing consumer products: Properties, prototype, production, products, procedure. Classroom Video.

Cita Chicago Style (17a ed.)

Classroom Video (Firm), Sophie Davis, y John Davis. Testing Consumer Products: Properties, Prototype, Production, Products, Procedure. Coquitlam, B.C: Classroom Video, 1999.

Cita MLA (8a ed.)

Classroom Video (Firm), et al. Testing Consumer Products: Properties, Prototype, Production, Products, Procedure. Classroom Video, 1999.