Cita APA (7th ed.)
Greenfield, T., & Greener, S. (2016). Research methods for postgraduates (Third edition.). Wiley.
Cita Chicago (17th ed.)
Greenfield, Tony, i Sue Greener. Research Methods for Postgraduates. Third edition. Chichester, West Sussex, England: Wiley, 2016.
Cita MLA (9th ed.)
Greenfield, Tony, i Sue Greener. Research Methods for Postgraduates. Third edition. Wiley, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.