Citazione APA

Covey, S. R. 7 Habits of Highly effective People (7 kebiasaan Manusia Yang Sangat efektif). Binarupa Aksara.

Stile di citazione Chicago

Covey, Stephen R. 7 Habits of Highly Effective People (7 Kebiasaan Manusia Yang Sangat Efektif). Binarupa Aksara.

Citazione MLA

Covey, Stephen R. 7 Habits of Highly Effective People (7 Kebiasaan Manusia Yang Sangat Efektif). Binarupa Aksara.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.