APA (7th ed.) Citation

Urch, D. S. (1970). Orbitals and symmetry. Penguin.

Chicago Style (17th ed.) Citation

Urch, D. S. Orbitals and Symmetry. Middlesex: Penguin, 1970.

MLA (8th ed.) Citation

Urch, D. S. Orbitals and Symmetry. Penguin, 1970.

Warning: These citations may not always be 100% accurate.