APA (7e ed.) Bronvermelding

Covey, S. R., Merrill, A. R., & Merrill, R. R. (1994). First things first: To live, to love, to learn, to leave a legacy. Free Press.

Chicago (17e ed.) Bronvermelding

Covey, Stephen R., A. Roger Merrill, en Rebecca R. Merrill. First Things First: To Live, to Love, to Learn, to Leave a Legacy. New York: Free Press, 1994.

MLA (9e ed.) Bronvermelding

Covey, Stephen R., et al. First Things First: To Live, to Love, to Learn, to Leave a Legacy. Free Press, 1994.