1. ACHARI, R. G., et al: Abstr. Amer. Chem. Soc. XXV S. E. Regional Meeting, Charleston, South Carolina, p. 101 (1973).
2. BURKE, J. A., et al: Pesticide Analytical Manual, Vol. 1, U. S., Dept. Health, Education and Welfare, Food and Drug Admn. (Edit. 1971).
3. COCHRANE, W. P. and CHAU, A.S.Y.: in “Pesticides Identification at the Residue Level”, ACS Publications, Advances in Chemistry Series. # 104, p. 11 (1971).
4. McLEAN, E.: Advance Report, 1970 Census of Population, South Carolina PC(VI) — 42 (Revised).
5. ROBECK, G. G.: Proc. 50th Water Quality Conf. SNOEYINK, V. L. and WHELAN, M. F. ed., University of Illinois Bull.70, 51 (1973).