APA(7版)引用形式

Covey, S. R. (2020). 7 Habits of Highly Effective People. Simon and Schuster.

Chicagoスタイル(17版)引用形式

Covey, Stephen R. 7 Habits of Highly Effective People. New Delhi: Simon and Schuster, 2020.

MLA(9版)引用形式

Covey, Stephen R. 7 Habits of Highly Effective People. Simon and Schuster, 2020.

警告: この引用は必ずしも正確ではありません.