APA (7th ed.) Zitazioa

Cavalier, R. (1990). PLATO FOR BEGINNERS. Orient Longman Private Limited.

Chicago Style (17th ed.) Zitazioa

Cavalier, Robert. PLATO FOR BEGINNERS. Hyderabad: Orient Longman Private Limited, 1990.

MLA (9th ed.) Zitazioa

Cavalier, Robert. PLATO FOR BEGINNERS. Orient Longman Private Limited, 1990.