Gaya APA

Hill, L A. (1985). Word power 4500 (vocabulary tests and exercises) . Hongkong: Oxford University Press.

Gaya Chicago

Hill, L A. Word power 4500 (vocabulary tests and exercises). Hongkong: Oxford University Press, 1985. Text.

Gaya MLA

Hill, L A. Word power 4500 (vocabulary tests and exercises). Hongkong: Oxford University Press, 1985. Text.

Gaya Turabian

Hill, L A. Word power 4500 (vocabulary tests and exercises). Hongkong: Oxford University Press, 1985. Print.