APA
Ehlers M., . (2004). Remote Sensing for Environmental Monitoring, GIS Applications, and Geology IV. : SPIE-International Society for Optical Engineering.
Chicago
Ehlers Manfred, . 2004. Remote Sensing for Environmental Monitoring, GIS Applications, and Geology IV. : SPIE-International Society for Optical Engineering.
Harvard
Ehlers M., . (2004). Remote Sensing for Environmental Monitoring, GIS Applications, and Geology IV. : SPIE-International Society for Optical Engineering.
MLA
Ehlers Manfred, . Remote Sensing for Environmental Monitoring, GIS Applications, and Geology IV. : SPIE-International Society for Optical Engineering. 2004.