APA ציטוט

Sharma, A. K. (2004). Biofertilizers for sustainable agriculture.

Chicago Edition Citation

Sharma, Arun K. Biofertilizers for Sustainable Agriculture. Jodhpur, Agrobios, 2004.

ציטוט MLA

Sharma, Arun K. Biofertilizers for Sustainable Agriculture. 2004.