Atkins, P. W., Julio De Paula, and James Keeler. 2023. Atkins’ Physical Chemistry, Twelfth edition (Oxford: Oxford University Press)
Hollas, J. Michael and MyiLibrary. 2004. Modern Spectroscopy, 4th ed (Chichester: John Wiley & Sons) <https://ebookcentral.proquest.com/lib/nottingham/detail.action?docID=219771>