Citação norma APA

Gangwar, B., & Yadav, R. L. (2001). System based low production technologies for small farmers. Project Directorate for Cropping System Research.

Citação norma Chicago

Gangwar, B., and R L. Yadav. System Based Low Production Technologies for Small Farmers. Modipuram: Project Directorate for Cropping System Research, 2001.

Citação norma MLA

Gangwar, B., and R L. Yadav. System Based Low Production Technologies for Small Farmers. Project Directorate for Cropping System Research, 2001.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.