Gaya APA

Alexander, L.G. (1990). FIRST THINGS FIRST : Students book . Yogyakarta: Kanisius.

Gaya Chicago

Alexander, L.G. FIRST THINGS FIRST : Students book. Yogyakarta: Kanisius, 1990. Text.

Gaya MLA

Alexander, L.G. FIRST THINGS FIRST : Students book. Yogyakarta: Kanisius, 1990. Text.

Gaya Turabian

Alexander, L.G. FIRST THINGS FIRST : Students book. Yogyakarta: Kanisius, 1990. Print.