Gaya APA

Amos, J., Spenceley, A. (2004). Problem solvers : why be bossy? (Cet. 1). Yogyakarta: Penerbit Kanisius.

Gaya MLA

Amos, Janine., Spenceley, Annabel. "Problem solvers : why be bossy?". Cet. 1 Yogyakarta: Penerbit Kanisius, 2004. Text.