joyce, H. d. s. (2000). Teachers' voices 6: Teaching casual conversation. Macquarie University Sydney.
Chicago Style aipamenajoyce, Helen de silva. Teachers' Voices 6: Teaching Casual Conversation. Macquarie University Sydney, 2000.
MLA aipamenajoyce, Helen de silva. Teachers' Voices 6: Teaching Casual Conversation. Macquarie University Sydney, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.