Rao, N. S. (1982). Biofertilizers in agriculture. Oxford & IBH.
Chicago Style (17th ed.) CitationRao, N.S. Subba. Biofertilizers in Agriculture. New Delhi: Oxford & IBH, 1982.
MLA (9th ed.) CitationRao, N.S. Subba. Biofertilizers in Agriculture. Oxford & IBH, 1982.
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