APA aipamena

Charlton, C. A. (1987). Problems and protests for sustainable agricultural systems in the humid tropics.

Chicago Style aipamena

Charlton, Clive A. Problems and Protests for Sustainable Agricultural Systems in the Humid Tropics. 1987.

MLA aipamena

Charlton, Clive A. Problems and Protests for Sustainable Agricultural Systems in the Humid Tropics. 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.