Citação norma APA

Roy,Prodipto, & Kivlin,Joseph. (1968). Two blades of grass: A summary of two studies on agricultural innovation in India. National Institute of Community Development.

Citação norma Chicago

Roy,Prodipto, and Kivlin,Joseph. Two Blades of Grass: A Summary of Two Studies on Agricultural Innovation in India. Hyderabad: National Institute of Community Development, 1968.

Citação norma MLA

Roy,Prodipto, and Kivlin,Joseph. Two Blades of Grass: A Summary of Two Studies on Agricultural Innovation in India. National Institute of Community Development, 1968.

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