Harding, P. E., Bleeker, P., & Freyne, D. F. (1986). A handbook for land suitability evaluation for rainfed arabica coffee production in Papua New Guinea. PNG Coffee Research Institute.
Chicago Style (17th ed.) CitationHarding, P. E., P. Bleeker, and D. F. Freyne. A Handbook for Land Suitability Evaluation for Rainfed Arabica Coffee Production in Papua New Guinea. Papua New Guinea: PNG Coffee Research Institute, 1986.
MLA (9th ed.) CitationHarding, P. E., et al. A Handbook for Land Suitability Evaluation for Rainfed Arabica Coffee Production in Papua New Guinea. PNG Coffee Research Institute, 1986.
Warning: These citations may not always be 100% accurate.