IRRI. (1978). Nitrogen and rice symposium: Role of nitrogen in rice production, nitrogen transformation in rice soils, 18-21 Sept. 1978. Philippines: IRRI.
শিকাগো স্টাইলে সাইটেশনIRRI. Nitrogen and Rice Symposium: Role of Nitrogen in Rice Production, Nitrogen Transformation in Rice Soils, 18-21 Sept. 1978. Philippines: IRRI, 1978.
এমএলএ সাইটেশনIRRI. Nitrogen and Rice Symposium: Role of Nitrogen in Rice Production, Nitrogen Transformation in Rice Soils, 18-21 Sept. 1978. Philippines: IRRI, 1978.
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