Cita APA (7th ed.)

Bard, R. (1987). The Trainer's professional development handbook. Jossey-Bass.

Cita Chicago (17th ed.)

Bard, Ray. The Trainer's Professional Development Handbook. San Francisco, California: Jossey-Bass, 1987.

Cita MLA (9th ed.)

Bard, Ray. The Trainer's Professional Development Handbook. Jossey-Bass, 1987.