Optical radiation measurements :
approximate theory of the photometric integrating sphere.
APA Citation
Fussell, W. B., United States. National Bureau of Standards. (1974). Optical radiation measurements: approximate theory of the photometric integrating sphere. Washington: National Bureau of Standards .
MLA Citation
Fussell, W. B, and United States. National Bureau of Standards. Optical Radiation Measurements: Approximate Theory of the Photometric Integrating Sphere. Washington: National Bureau of Standards , 1974.
Warning: These citations may not always be complete (especially for serials).