APA (7th ed.) Citation

Gypmantasiri, P., Wiboonpongse, A., Rerkasem, B., & Craig, I. (1980). An interdisciplinary perspective of cropping systems in the Chiang Mai Valley: Key questions for research. Faculty of Agriculture, University of Chiang Mai.

Chicago Style (17th ed.) Citation

Gypmantasiri, Phrek, Aree Wiboonpongse, Benjavan Rerkasem, and Iain Craig. An Interdisciplinary Perspective of Cropping Systems in the Chiang Mai Valley: Key Questions for Research. Thailand: Faculty of Agriculture, University of Chiang Mai, 1980.

MLA (9th ed.) Citation

Gypmantasiri, Phrek, et al. An Interdisciplinary Perspective of Cropping Systems in the Chiang Mai Valley: Key Questions for Research. Faculty of Agriculture, University of Chiang Mai, 1980.