Cita APA (7a ed.)

Shupe, R. (1998). The Director Xtras book. Ventana.

Cita Chicago Style (17a ed.)

Shupe, Rich. The Director Xtras Book. Research Triangle Park, North Caroline: Ventana, 1998.

Cita MLA (9a ed.)

Shupe, Rich. The Director Xtras Book. Ventana, 1998.