APA (7th ed.) Citation
Willardson, R., & Beer, A. C. (1972). Semiconductors and semimetals: Vol. 9. Modulation techques. Academic Press.
Chicago Style (17th ed.) Citation
Willardson, R.K, and Albert C. Beer. Semiconductors and Semimetals: Vol. 9. Modulation Techques. New York: Academic Press, 1972.
MLA (9th ed.) Citation
Willardson, R.K, and Albert C. Beer. Semiconductors and Semimetals: Vol. 9. Modulation Techques. Academic Press, 1972.
Warning: These citations may not always be 100% accurate.