1) Cohen, H.F. Quantifying Music, The Science of Music at the First Stage of the Scientific Revolution, 1580-1650. D. Reidel Publishing Co. 1984.

2) Levarie, Siegmund and Levy, Ernst. Tone: A Study in Musical Acoustics. Oberlin Printing Co. 1968.

3) Olson, Harry F. Musical Engineering. McGraw-Hill Book Co. 1952.

4) Taylor, C.A. The Physics of Musical Sounds. American Elsevier Publishing Co., Inc. 1965.

5) Wood, Alexander. The Physics of Music. Chapman and Hall Ltd. 1975.