Covey, S. R. (2006). The 8th habit: From effectiveness to greatness (Miniature ed.). Running Press.
Style de citation Chicago (17e éd.)Covey, Stephen R. The 8th Habit: From Effectiveness to Greatness. Miniature ed. Philadelphia, PA: Running Press, 2006.
Style de citation MLA (8e éd.)Covey, Stephen R. The 8th Habit: From Effectiveness to Greatness. Miniature ed. Running Press, 2006.
Attention : ces citations peuvent ne pas être correctes à 100%.