Sathasivampillai, K. (1977). Cost of production of some selected fruit crops in Sri Lanka. Govt. Dept. of Agriculture.
Citace podle Chicago (17th ed.)Sathasivampillai, K. Cost of Production of Some Selected Fruit Crops in Sri Lanka. Peradeniya: Govt. Dept. of Agriculture, 1977.
Citace podle MLA (8th ed.)Sathasivampillai, K. Cost of Production of Some Selected Fruit Crops in Sri Lanka. Govt. Dept. of Agriculture, 1977.
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