APA (7th ed.) Citation

Hund, A. (1936). Phenomena in high-frequency systems (1st. ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Hund, August. Phenomena in High-frequency Systems. 1st. ed. New York: McGraw-Hill, 1936.

MLA (9th ed.) Citation

Hund, August. Phenomena in High-frequency Systems. 1st. ed. McGraw-Hill, 1936.