Παραπομπή APA

Perkin, H. A. (1996). The third revolution: Professional elites in the modern world.

Παραπομπή Chicago Style

Perkin, Harold; Author. The Third Revolution: Professional Elites in the Modern World. London, Routledge, 1996.

Παραπομπή MLA

Perkin, Harold; Author. The Third Revolution: Professional Elites in the Modern World. 1996.