Παραπομπή APA

Hockin, T. A. (1971). Apex of Power: Prime Minister and Political Leadership in Canada. Prentice-Hall of India.

Παραπομπή Chicago Style

Hockin, Thomas A. Apex of Power: Prime Minister and Political Leadership in Canada. Scarborough: Prentice-Hall of India, 1971.

Παραπομπή MLA

Hockin, Thomas A. Apex of Power: Prime Minister and Political Leadership in Canada. Prentice-Hall of India, 1971.