Gray, F. (2004). Reallionaire: Nine steps to becoming rich from the inside out. Health Communications.
Chicago-Zitierstil (17. Ausg.)Gray, Farrah. Reallionaire: Nine Steps to Becoming Rich from the Inside Out. Deerfield Beach, Fla: Health Communications, 2004.
MLA-Zitierstil (9. Ausg.)Gray, Farrah. Reallionaire: Nine Steps to Becoming Rich from the Inside Out. Health Communications, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.