Society of Photo-optical Instrumentation Engineers, Remote Sensing Society, & Barnes, W. L. (1999). Earth observing systems IV: 18-20 July 1998, Denver, Colorado. SPIE.
Chicago Style (17th ed.) CitationSociety of Photo-optical Instrumentation Engineers, Remote Sensing Society, and William L. Barnes. Earth Observing Systems IV: 18-20 July 1998, Denver, Colorado. Bellingham, Washington: SPIE, 1999.
MLA (9th ed.) CitationSociety of Photo-optical Instrumentation Engineers, et al. Earth Observing Systems IV: 18-20 July 1998, Denver, Colorado. SPIE, 1999.
Warning: These citations may not always be 100% accurate.