APA (7th ed.) Citation

In oil - rich Angola, the poor must leave slums. [article]. 2013.

Chicago Style (17th ed.) Citation

In Oil - Rich Angola, the Poor Must Leave Slums. [article]. pp. 18-20 Oct. 21-27: 2013.

MLA (9th ed.) Citation

In Oil - Rich Angola, the Poor Must Leave Slums. [article]. 2013.

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