Gaya APA

Amos, Janine, Spenceley, Annabel. (2004). Problem Solvers : Why Fight ? . Yogyakarta: Kanisius.

Gaya Chicago

Amos, Janine, Spenceley, Annabel. Problem Solvers : Why Fight ?. Yogyakarta: Kanisius, 2004. Text.

Gaya MLA

Amos, Janine, Spenceley, Annabel. Problem Solvers : Why Fight ?. Yogyakarta: Kanisius, 2004. Text.

Gaya Turabian

Amos, Janine, Spenceley, Annabel. Problem Solvers : Why Fight ?. Yogyakarta: Kanisius, 2004. Print.