Gaya APA

Alexander,L.G. (2000). Practice and progress / L.G Alexander . Yogyakarta: Kanisius.

Gaya Chicago

Alexander,L.G. Practice and progress / L.G Alexander. Yogyakarta: Kanisius, 2000. Text.

Gaya MLA

Alexander,L.G. Practice and progress / L.G Alexander. Yogyakarta: Kanisius, 2000. Text.

Gaya Turabian

Alexander,L.G. Practice and progress / L.G Alexander. Yogyakarta: Kanisius, 2000. Print.