Locke , D. C. E. (2001). Hand book of counseling. Sage Publications.
Chicago Style aipamenaLocke , Don C. Etc. Hand Book of Counseling. New Delhi: Sage Publications, 2001.
MLA aipamenaLocke , Don C. Etc. Hand Book of Counseling. Sage Publications, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.