* Stevens, S.S. & Warshofsky, Fred.: Sound and Hearing : Time-Life Science Library : 1980

# Olsen, Harry F.:Music, Physics and Engineering : Dover Publications, Inc. N.Y., 2nd ed. : 1967.

Rigden, John S. :Physics and the Sound of Music: J. Wiley 2nd ed.: 1985

Roederer, Juan : Introduction to the Physics and Psychophysics of Music: The English Universities Press, London 1973.

Blake, Randolph and Sekuler, Robert : Perception: Alfred A. Knopf, Inc. : 1985

Goldstein, E.Bruce : Sensation and Perception: Wadsworth Pub. Co. 3rd ed.: 1989

+Wood, A : The physics of music: Methuen London 6th ed. : 1962