Cita APA (7th ed.)

Widmer, É. D., Kellerhals, J., & Lévy, R. (2006). What Pluralization of Family Relations ?

Cita Chicago (17th ed.)

Widmer, Éric D., Jean Kellerhals, i René Lévy. What Pluralization of Family Relations ? 2006.

Cita MLA (8th ed.)

Widmer, Éric D., et al. What Pluralization of Family Relations ? 2006.