APA (7th ed.) Citation

Ballhausen, C. J., & Gray, H. B. (1980). Molecular electronic structures: An introd. Cummings Publ.

Chicago Style (17th ed.) Citation

Ballhausen, Carl J., and Harry B. Gray. Molecular Electronic Structures: An Introd. Reading, Mass: Cummings Publ, 1980.

MLA (9th ed.) Citation

Ballhausen, Carl J., and Harry B. Gray. Molecular Electronic Structures: An Introd. Cummings Publ, 1980.