APA (7th ed.) Citation

Caleiro, A. (2012). Unemployment versus Happiness in Portugal.

Chicago Style (17th ed.) Citation

Caleiro, António. Unemployment Versus Happiness in Portugal. 2012.

MLA (8th ed.) Citation

Caleiro, António. Unemployment Versus Happiness in Portugal. 2012.

Warning: These citations may not always be 100% accurate.