Παραπομπή APA

Pettofrezzo, A. J. (1970). Elements of linear algebra. Prentice-Hall of India.

Παραπομπή Chicago Style

Pettofrezzo, Anthony J. Elements of Linear Algebra. New Jersey: Prentice-Hall of India, 1970.

Παραπομπή MLA

Pettofrezzo, Anthony J. Elements of Linear Algebra. Prentice-Hall of India, 1970.