APA (7th ed.) Citation

Orgel, L. E. (1967). An introduction to transition-metal chemistry: Ligand-field theory (2. ed., repr.). Methuen.

Chicago Style (17th ed.) Citation

Orgel, Leslie E. An Introduction to Transition-metal Chemistry: Ligand-field Theory. 2. ed., repr. London: Methuen, 1967.

MLA (9th ed.) Citation

Orgel, Leslie E. An Introduction to Transition-metal Chemistry: Ligand-field Theory. 2. ed., repr. Methuen, 1967.