Dolby, J. L., Forsyth, V. J., & Resnikoff, H. L. (1969). The cost of maintaining and updating library card catalogs. U.S. Office of Education, Bureau of Research.
Chicago Style (17th ed.) CitationDolby, J. L., V. J. Forsyth, and H. L. Resnikoff. The Cost of Maintaining and Updating Library Card Catalogs. [Washington]: U.S. Office of Education, Bureau of Research, 1969.
MLA (8th ed.) CitationDolby, J. L., et al. The Cost of Maintaining and Updating Library Card Catalogs. U.S. Office of Education, Bureau of Research, 1969.
Warning: These citations may not always be 100% accurate.