Παραπομπή APA

Hofmann, J. a. G. (2010). Introduction to political ideologies. Pearson.

Παραπομπή Chicago Style

Hofmann, John and Graham. Introduction to Political Ideologies. New Delhi: Pearson, 2010.

Παραπομπή MLA

Hofmann, John and Graham. Introduction to Political Ideologies. Pearson, 2010.