1. Alikunhi, K. N.* ..Report of Madras Rural Pisciculture Scheme for 1944–46. Madras Government Press, 1946.
2. -----* ..Ibid., 1946–47 Madras Government Press, 1947.
3. Allen, W. E.*.. “A quantitative and statistical study of the plankton on the San-Joaquin river and its tributaries in and near Stockton, California in 1913,”Univ. Calif. Pub. Zool., 1920,22, 1–292.
4. Byars, J. A... “A freshwater pond in New Zealand,”Aust. J. Mar. and Freshwater Res., 1960,2, 222–40.
5. Chacko, P. I. and Krishnamurthy, B. “On the plankton of three freshwater fish ponds in Madras City (India),”Symp. Mar. and Freshwater Plankton Indo-Pacific Coun., Bangkok (UNESCO), 1954, pp. 103–07.