APA(7版)引用形式

Covey, S. R. (2006). The 8th habit personal workbook (1st Free Press trade pbk. ed.). Free Press.

Chicagoスタイル(17版)引用形式

Covey, Stephen R. The 8th Habit Personal Workbook. 1st Free Press trade pbk. ed. New York: Free Press, 2006.

MLA(8版)引用形式

Covey, Stephen R. The 8th Habit Personal Workbook. 1st Free Press trade pbk. ed. Free Press, 2006.

警告: この引用は必ずしも正確ではありません.