Παραπομπή APA

Gerstein, L. H., & P Paul Heppner. (2009). International handbook of cross-cultural counseling: Cultural assumptions and practices worldwide. Sage.

Παραπομπή Chicago Style

Gerstein, Lawrence H., και P Paul Heppner. International Handbook of Cross-cultural Counseling: Cultural Assumptions and Practices Worldwide. London: Sage, 2009.

Παραπομπή MLA

Gerstein, Lawrence H., και P Paul Heppner. International Handbook of Cross-cultural Counseling: Cultural Assumptions and Practices Worldwide. Sage, 2009.