1. HSDB, Hazardous Substance Data Book. MEDLARS Online Information Retrieval System, National Library of Medicine, Retrieval 3/13/98 (1998).
2. IARC, IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Humans, vol. 63, 1995, pp. 373–391.
3. The Merck Index,1996
4. K. Verschueren (Ed.), Crotonaldehyde, In: Hand Book on Environmental Data on Organic Chemicals, 3rd ed., Van Nostrand Reinhld Co., New York, 1996, pp. 552–553.
5. US EPA Integrated Risk Information System (IRIS) Online, Office of Health and Environmental Assessment, Cincinnati O.H., 1998.