1. Brooks, J. E. and Rowe, F. P. 1987. Commensal Rodent Control. 107 pp., WHO, Geneva.
2. Calhoun, J. B. 1962. The Ecology and Sociology of the Norway Rat. 288 pp., Public Health Service Publication, no. 1008. U.S. Department of Health, Education, and Welfare, Bethesda, Maryland.
3. Chenchittikul, M., Daengpium, S., Hasegawa, M., Itoh, T. and Phanthumachinda, B. 1983. A study of commensal rodents and shrews with reference to parasites of medical importance in Chanthaburi province, Thailand. Southeast Asian J. Trop. Med. Public Health, 14: 255–259.
4. Collier, G. and Levitsky, D. 1967. Defense of water balance in rats: behavioral and physiological responses to depletion. J. Comp. Physiol. Psychol., 64: 59–67.
5. Corbet, G. B. and Hill, J. E. 1992. The Mammals of the Indomalayan Region: A Systematic Review. 488 pp., Oxford University Publications, Oxford.