APA (7th ed.) Zitazioa

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

Chicago Style (17th ed.) Zitazioa

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

MLA (9th ed.) Zitazioa

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