Subba Rao, N. S. (1993). BIOFERTILIZERS IN AGRICULTURE AND FORESTRY (3rd rvd ed.). Oxford & IBH Publishing Co. Pvt. Ltd..
Chicago Style (17th ed.) CitationSubba Rao, N. S. BIOFERTILIZERS IN AGRICULTURE AND FORESTRY. 3rd rvd ed. New Delhi: Oxford & IBH Publishing Co. Pvt. Ltd., 1993.
MLA (9th ed.) CitationSubba Rao, N. S. BIOFERTILIZERS IN AGRICULTURE AND FORESTRY. 3rd rvd ed. Oxford & IBH Publishing Co. Pvt. Ltd., 1993.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.