APA

Agarwal H. S., . (2013). Principles of Economics. [London]: Global Professional Publishing.

Chicago

Agarwal H S, . 2013. Principles of Economics. [London]: Global Professional Publishing.

Harvard

Agarwal H. S., . (2013). Principles of Economics. [London]: Global Professional Publishing.

MLA

Agarwal H S, . Principles of Economics. [London]: Global Professional Publishing. 2013.