Tomlinson, R. F., Calkins, H. W., & Marble, D. F. (1976). Computer Handling of geographical data: An examination of selected geograph. information systems. Unesco Pr.
Chicago Style (17th ed.) CitationTomlinson, R. F., H. W. Calkins, and Duance F. Marble. Computer Handling of Geographical Data: An Examination of Selected Geograph. Information Systems. Paris: Unesco Pr, 1976.
MLA (9th ed.) CitationTomlinson, R. F., et al. Computer Handling of Geographical Data: An Examination of Selected Geograph. Information Systems. Unesco Pr, 1976.
Warning: These citations may not always be 100% accurate.