Kerala (India). State Planning Board. Evaluation Division. (1976). High yielding varieties programme in Kerala, virippu paddy, 1973-74: An evaluation study. Evaluation Division, State Planning Board, Government of Kerala.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Kerala (India). State Planning Board. Evaluation Division. High Yielding Varieties Programme in Kerala, Virippu Paddy, 1973-74: An Evaluation Study. [Trivandrum]: Evaluation Division, State Planning Board, Government of Kerala, 1976.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Kerala (India). State Planning Board. Evaluation Division. High Yielding Varieties Programme in Kerala, Virippu Paddy, 1973-74: An Evaluation Study. Evaluation Division, State Planning Board, Government of Kerala, 1976.
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