Gaya APA

Maxwell, J, C. (2017). The 21 Irrefurable Laws Of Leadership (Cet. 1). Jakarta: PT Menuju Insan Cemerlang.

Gaya MLA

Maxwell, John, C. "The 21 Irrefurable Laws Of Leadership". Cet. 1 Jakarta: PT Menuju Insan Cemerlang, 2017. Text.