Borglum, G. P., & Borglum, L. V. (1935). Cours pratique avance; conversation-composition. Harper.
Dyfyniad Arddull ChicagoBorglum, George Paul, and Lucy Vignal Borglum. Cours Pratique Avance; Conversation-composition. New York: Harper, 1935.
Dyfyniad MLABorglum, George Paul, and Lucy Vignal Borglum. Cours Pratique Avance; Conversation-composition. Harper, 1935.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.