Cita APA (7th ed.)

Traxler, A. E. (1957). Techniques of guidance (2a. ed.). Harper & Brothers.

Cita Chicago (17th ed.)

Traxler, Arthur E. Techniques of Guidance. 2a. ed. Nueva York: Harper & Brothers, 1957.

Cita MLA (9th ed.)

Traxler, Arthur E. Techniques of Guidance. 2a. ed. Harper & Brothers, 1957.

Atenció: Aquestes cites poden no estar 100% correctes.