Cita APA

Mumford, B. (1969). 15 Steps out. Logos international.

Citación estilo Chicago

Mumford, Bob. 15 Steps Out. Plainfield,NJ: Logos international, 1969.

Cita MLA

Mumford, Bob. 15 Steps Out. Logos international, 1969.

Warning: These citations may not always be 100% accurate.