Gaya APA
Mansur, Y., Sanusy, L, Y, E. (2011).
Quantum Saving, Quantum Business, Quantum Salary .
Jakarta:
Zikrul Hakim.
Gaya MLA
Mansur, Yusuf., Sanusy, Luthfi, Yansyah, El.
"Quantum Saving, Quantum Business, Quantum Salary".
Jakarta:
Zikrul Hakim,
2011.
Text.