Covey, S. R. (2013). The 7 Habits of Highly Effective People (7 Kebiasaan Manusia yang Sangat Efektif ). Binarupa Aksara.
Chicago Style (17th ed.) CitationCovey, Stephen R. The 7 Habits of Highly Effective People (7 Kebiasaan Manusia Yang Sangat Efektif ). Binarupa Aksara, 2013.
MLA (8th ed.) CitationCovey, Stephen R. The 7 Habits of Highly Effective People (7 Kebiasaan Manusia Yang Sangat Efektif ). Binarupa Aksara, 2013.
Warning: These citations may not always be 100% accurate.