Cita APA (7th ed.)
Hubbard, L. R. Science of Survival: Prediction of Human Behaviour. Publications Organization World Wide.
Cita Chicago (17th ed.)
Hubbard, L. Ron. Science of Survival: Prediction of Human Behaviour. Los Angeles, EUA: Publications Organization World Wide.
Cita MLA (9th ed.)
Hubbard, L. Ron. Science of Survival: Prediction of Human Behaviour. Publications Organization World Wide.
Atenció: Aquestes cites poden no estar 100% correctes.