Gaya APA

Covey, S, R. (1997). The 7 Habits of Highly Effective People (Cet. 1 Ed. Rev). Jakarta: Binarupa Aksara.

Gaya MLA

Covey, Stephen, R.. "The 7 Habits of Highly Effective People". Cet. 1 Ed. Rev Jakarta: Binarupa Aksara, 1997. Text.