Παραπομπή APA

Chopra, J. K. (2012). Political Science: Reference book for BA and MA. Unique Publishers.

Παραπομπή Chicago Style

Chopra, J K. Political Science: Reference Book for BA and MA. NewDelhi: Unique Publishers, 2012.

Παραπομπή MLA

Chopra, J K. Political Science: Reference Book for BA and MA. Unique Publishers, 2012.