Citace podle APA

Barker, E. (1989). Political thought: From herbert spencer to the present day. Printwell.

Styl Chicago

Barker, Ernest. Political Thought: From Herbert Spencer to the Present Day. Jaipur: Printwell, 1989.

Citace podle MLA

Barker, Ernest. Political Thought: From Herbert Spencer to the Present Day. Printwell, 1989.

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