Gaya APA

Hill, R. et al (1994). Oxford Bookworms [Stage 6]: Deadheads (Cet. 3.--). New York: Oxford University Press.

Gaya MLA

Hill, Reginald. et al. "Oxford Bookworms [Stage 6]: Deadheads". Cet. 3.-- New York: Oxford University Press, 1994. Text.