Cita APA (7th ed.)

Ratcliff, J. (1993). Timecode: A user's guide. Focal Press.

Cita Chicago (17th ed.)

Ratcliff, John. Timecode: A User's Guide. Oxford: Focal Press, 1993.

Cita MLA (9th ed.)

Ratcliff, John. Timecode: A User's Guide. Focal Press, 1993.