Johnston, T. D., & Johnston, T. D. (1978). Limiting factor economic evaluation of cropping systems. Turrialba, C.R.: CATIE Annual Crops Program.
Chicago Style CitationJohnston, T. David, and T. David Johnston. Limiting Factor Economic Evaluation of Cropping Systems. Turrialba, C.R.: CATIE Annual Crops Program, 1978.
MLA CitationJohnston, T. David, and T. David Johnston. Limiting Factor Economic Evaluation of Cropping Systems. Turrialba, C.R.: CATIE Annual Crops Program, 1978.
Warning: These citations may not always be 100% accurate.