Gaya APA

Covey, Stephen R.. (1997). 7 Habits of Highly Effective People, The (1). : Binarupa Aksara.

Gaya Chicago

Covey, Stephen R.. 7 Habits of Highly Effective People, The. 1 : Binarupa Aksara, 1997. Non Fiction.

Gaya MLA

Covey, Stephen R.. 7 Habits of Highly Effective People, The. 1 : Binarupa Aksara, 1997. Non Fiction.

Gaya Turabian

Covey, Stephen R.. 7 Habits of Highly Effective People, The. 1 : Binarupa Aksara, 1997. Non Fiction.