Gaya APA

Covey, Stephen R.;. (). The 7 Habits of Highly Effective People (7 Kebiasaan Manusia yang Sangat Efektif) . : Binarupa Aksara, 1997.

Gaya Chicago

Covey, Stephen R.;. The 7 Habits of Highly Effective People (7 Kebiasaan Manusia yang Sangat Efektif). : Binarupa Aksara, 1997, . Text.

Gaya MLA

Covey, Stephen R.;. The 7 Habits of Highly Effective People (7 Kebiasaan Manusia yang Sangat Efektif). : Binarupa Aksara, 1997, . Text.

Gaya Turabian

Covey, Stephen R.;. The 7 Habits of Highly Effective People (7 Kebiasaan Manusia yang Sangat Efektif). : Binarupa Aksara, 1997, . Print.