APA Style

Covey, S, R. (2006). The 8th Habit Personal Workbook: Strategies to Take You From Effectiveness to Greatness . Sydney: Simon and Schuster.

MLA Style

Covey, Stephen, R. "The 8th Habit Personal Workbook: Strategies to Take You From Effectiveness to Greatness". Sydney: Simon and Schuster, 2006. Magister Manajemen.