United States. Bureau of Standards, Davis, R., & Gibson, K. S. (1931). Filters for reproduction of sunlight and daylight and determination of color temperature. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Bureau of Standards, Raymond Davis, and K. S. Gibson. Filters for Reproduction of Sunlight and Daylight and Determination of Color Temperature. [Washington?]: U.S. Government Printing Office, 1931.
MLA (9th ed.) CitationUnited States. Bureau of Standards, et al. Filters for Reproduction of Sunlight and Daylight and Determination of Color Temperature. U.S. Government Printing Office, 1931.
Warning: These citations may not always be 100% accurate.