Παραπομπή APA

Freund, J. (1984). Modern elementary statistics (6th ed.). Prentice-Hall of India.

Παραπομπή Chicago Style

Freund, John. Modern Elementary Statistics. 6th ed. New Jersey: Prentice-Hall of India, 1984.

Παραπομπή MLA

Freund, John. Modern Elementary Statistics. 6th ed. Prentice-Hall of India, 1984.