Clayden, J., Greeves, N., & Warren, S. G. (2012). Organic chemistry (2nd ed). Oxford University Press. http://ebookcentral.proquest.com/lib/nottingham/detail.action?docID=1591368
Stuart Warren  and Paul Wyatt. (2011). Organic Synthesis : The Disconnection Approach (2nd ed.). John Wiley & Sons, Incorporated. https://ebookcentral.proquest.com/lib/nottingham/detail.action?docID=819215