Gaya APA

Covey, S, R. (1997). The 7 Habits of Highly Effective People (7 Kebiasaan manusia yg Sangat Efektif) (Cet. 1). Jakarta: Binarupa Aksara.

Gaya MLA

Covey, Stephen, R.. "The 7 Habits of Highly Effective People (7 Kebiasaan manusia yg Sangat Efektif)". Cet. 1 Jakarta: Binarupa Aksara, 1997. 100_Philoshopy.