Gaya APA

Alexander,Lg. (2000). First thing first:New concept english / Lg Alexander . Yogyakarta: Kanisius.

Gaya Chicago

Alexander,Lg. First thing first:New concept english / Lg Alexander. Yogyakarta: Kanisius, 2000. Text.

Gaya MLA

Alexander,Lg. First thing first:New concept english / Lg Alexander. Yogyakarta: Kanisius, 2000. Text.

Gaya Turabian

Alexander,Lg. First thing first:New concept english / Lg Alexander. Yogyakarta: Kanisius, 2000. Print.