Boon, D. A., & Stellingwerf, D. A. (1960). Report on training in photo-interpretation of forest areas in tropical countries. International Institute for Aerial Survey and Earth Sciences.
Chicago Style (17th ed.) CitationBoon, D. A., and D. A. Stellingwerf. Report on Training in Photo-interpretation of Forest Areas in Tropical Countries. [Delft]: International Institute for Aerial Survey and Earth Sciences, 1960.
MLA (8th ed.) CitationBoon, D. A., and D. A. Stellingwerf. Report on Training in Photo-interpretation of Forest Areas in Tropical Countries. International Institute for Aerial Survey and Earth Sciences, 1960.
Warning: These citations may not always be 100% accurate.