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Filters: Keyword is objectives and Author is Vijayalakshmi Ammal, S.  [Clear All Filters]
A. Almedom, K. Kumary, A., Francis, K. A., Mathew, K., Lalachan, P. V., Paul, L., Manoharan, B., Nagesh, C. K., Nisha, K., Remadevi, O. T., Babu, K. N. Suresh, and S. Ammal, V., Kerala hygiene evaluation study. Kerala Water Authority, Socio-Economic Units, Trivandrum, India, p. viii, 70 p. + annexes (ca. 40 p.) : fig., tab., photogr., 1996.
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