Harding, P. E., Freyne, D. F., & Bleeker, P. (1986). Land suitability evaluation for rainfed Arabica coffee production in Papua New Guinea. PNG Coffee Research Institute.
Chicago Style (17th ed.) CitationHarding, Paul E., David F. Freyne, and Pieter Bleeker. Land Suitability Evaluation for Rainfed Arabica Coffee Production in Papua New Guinea. Kainantu: PNG Coffee Research Institute, 1986.
MLA (9th ed.) CitationHarding, Paul E., et al. 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.