Gaya APA

Petersen, L., Petersen, L. (). Bagimana Memotivasi Anak Belajar: Stop and Think Learning: a Teacher's ... (2). Jakarta: Grasindo.

Gaya MLA

Petersen, Lindy., Petersen, Lindy. "Bagimana Memotivasi Anak Belajar: Stop and Think Learning: a Teacher's ...". 2 Jakarta: Grasindo, . Text.