Cita APA (7th ed.)

KOESTENBAUM PETER. (2003). PHILOSOPHIC CONSULTANT. JOSSEY-BASS PUBLICATIONS.

Cita Chicago (17th ed.)

KOESTENBAUM PETER. PHILOSOPHIC CONSULTANT. SANFRANCISCO: JOSSEY-BASS PUBLICATIONS, 2003.

Cita MLA (9th ed.)

KOESTENBAUM PETER. PHILOSOPHIC CONSULTANT. JOSSEY-BASS PUBLICATIONS, 2003.