Beckford, L., & Broome, M. (2007). Ethics and the payment of research subjects.
Cita Chicago (17th ed.)Beckford, L., i MR Broome. Ethics and the Payment of Research Subjects. 2007.
Cita MLA (9th ed.)Beckford, L., i MR Broome. Ethics and the Payment of Research Subjects. 2007.
Atenció: Aquestes cites poden no estar 100% correctes.