APA Style

Amos, J., Spenceley, A. (). Mengapa Bertengkar?: Problem Solvers . Yogyakarta: Penerbit Kanisius.

MLA Style

Amos, Janine., Spenceley, Annabel. "Mengapa Bertengkar?: Problem Solvers". Yogyakarta: Penerbit Kanisius, . Text.