Cita APA (7th ed.)

YEAPLE RONALD N. (1997). SUCCESS PRINCIPLE. MCMILLAN.

Cita Chicago (17th ed.)

YEAPLE RONALD N. SUCCESS PRINCIPLE. NEW YORK: MCMILLAN, 1997.

Cita MLA (9th ed.)

YEAPLE RONALD N. SUCCESS PRINCIPLE. MCMILLAN, 1997.