APA Citatie

Castilla, H., Caycho, T., & Ventura-León, J. L. (2016). Happiness Differences by Sex and Age in Peruvian University.

Chicago Style citaat

Castilla, Humberto, Tomás Caycho, en José Luís Ventura-León. Happiness Differences By Sex and Age in Peruvian University. 2016.

MLA citatie

Castilla, Humberto, Tomás Caycho, en José Luís Ventura-León. Happiness Differences By Sex and Age in Peruvian University. 2016.

Let op: Deze citaties zijn niet altijd 100% accuraat.