Dyfyniad APA

Richardson, P., Goodwin, A., & Vine, E. (2011). Research methods and design in psychology. Learning Matters.

Dyfyniad Arddull Chicago

Richardson, Paul, Allen Goodwin, and Emma Vine. Research Methods and Design in Psychology. Exeter: Learning Matters, 2011.

Dyfyniad MLA

Richardson, Paul, et al. Research Methods and Design in Psychology. Learning Matters, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.