Παραπομπή APA

Ohanian, H. C. (1994). Principles of physics. W.W. Norton.

Παραπομπή Chicago Style

Ohanian, Hans C. Principles of Physics. New York: W.W. Norton, 1994.

Παραπομπή MLA

Ohanian, Hans C. Principles of Physics. W.W. Norton, 1994.