Cita APA

Walker, H. M. (1951). Mathematics Essential for Elementary Statistics. New York: Henry Holt.

Chicago Style Citation

Walker, Helen M. Mathematics Essential for Elementary Statistics. New York: Henry Holt, 1951.

Cita MLA

Walker, Helen M. Mathematics Essential for Elementary Statistics. New York: Henry Holt, 1951.

Atenció: Aquestes cites poden no estar 100% correctes.