Παραπομπή APA

Rand, A. (1967). Capitalism: The unknown ideal. New American Library.

Παραπομπή Chicago Style

Rand, Ayn. Capitalism: The Unknown Ideal. New York: New American Library, 1967.

Παραπομπή MLA

Rand, Ayn. Capitalism: The Unknown Ideal. New American Library, 1967.