Citação norma APA

Conway, G. R., & Barbier, E. B. (1990). After the green revolution: Sustainable agriculture for development. London: Earthscan Publications.

Citação norma Chicago

Conway, Gordon R., and Edward B. Barbier. After the Green Revolution: Sustainable Agriculture for Development. London: Earthscan Publications, 1990.

Citação MLA

Conway, Gordon R., and Edward B. Barbier. After the Green Revolution: Sustainable Agriculture for Development. London: Earthscan Publications, 1990.

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