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MLA

Ashimgo, G.C, and A.K Karel. "Economics of Insect Pest Control On Field Beans." , 154-155.. Print

APA

Ashimgo, G., & Karel, A. (0000). Economics of insect pest control on field beans.

Chicago

Ashimgo, G.C., and A.K Karel. "Economics of insect pest control on field beans" (1990): 154-155..