Lefrançois, G. R. (2000). Psychology for teaching: A bear is not a choirboy! (10th ed.). Wadsworth/Thomson Learning.
Citazione stile Chigago Style (17a edizione)Lefrançois, Guy R. Psychology for Teaching: A Bear Is Not a Choirboy! 10th ed. Belmont, CA: Wadsworth/Thomson Learning, 2000.
Citatione MLA (9a ed.)Lefrançois, Guy R. Psychology for Teaching: A Bear Is Not a Choirboy! 10th ed. Wadsworth/Thomson Learning, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.