Kerala. Bureau of Economics and Statistics. (1961). Season and crop report for Kerala state 1957 - 58 and 1958 - 59. Bureau of Economics and Statistics.
استشهاد بنمط شيكاغوKerala. Bureau of Economics and Statistics. Season and Crop Report for Kerala State 1957 - 58 and 1958 - 59. Thiruvananthapuram: Bureau of Economics and Statistics, 1961.
MLA استشهادKerala. Bureau of Economics and Statistics. Season and Crop Report for Kerala State 1957 - 58 and 1958 - 59. Bureau of Economics and Statistics, 1961.
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