APA Style

COVEY, S, R. et al (1994). First things first: to live, to love, to learn, to leave a legacy (1). New York: Simon & Schuster.

MLA Style

COVEY, STEPHEN, R.. et al. "First things first: to live, to love, to learn, to leave a legacy". 1 New York: Simon & Schuster, 1994. Text.