Cita APA (7a ed.)

Wilkins, P. (1997). Personal and professional development for counsellors. Sage.

Cita Chicago Style (17a ed.)

Wilkins, Paul. Personal and Professional Development for Counsellors. London: Sage, 1997.

Cita MLA (9a ed.)

Wilkins, Paul. Personal and Professional Development for Counsellors. Sage, 1997.