APA (7th ed.) Citation

Covey, S. R., Merrill, A. R., & Merrill, R. R. (2017). First things first. ill.

Chicago Style (17th ed.) Citation

Covey, Stephen R., A. Roger Merrill, and Rebecca R. Merrill. First Things First. Batu Caves, Selangor: ill, 2017.

MLA (9th ed.) Citation

Covey, Stephen R., et al. First Things First. ill, 2017.