APA引文

Osha, S. (2014). The social contract in Africa. Africa Institute of South Africa.

芝加哥风格引文

Osha, Sanya. The Social Contract in Africa. Pretoria, South Africa: Africa Institute of South Africa, 2014.

MLA引文

Osha, Sanya. The Social Contract in Africa. Africa Institute of South Africa, 2014.

警告：这些引文格式不一定是100％准确.