Gaya APA

First things first : to live, to learn, to love a legacy / Stephen R. Covey ; A. Roger Merrill. (1996). London: Simon & Schuster, c.

Gaya MLA

First things first : to live, to learn, to love a legacy / Stephen R. Covey ; A. Roger Merrill. . London: Simon & Schuster, c, 1996. Buku Wajib.