Thompson, D. B., DeLong, L. L., & Fulford, J. M. (1992). Data encapsulation using FORTRAN-77 modules - a first step toward object-oriented programming in water resources. U.S. Geological Survey.
Chicago Style (17th ed.) CitationThompson, David B., Lewis L. DeLong, and Janice M. Fulford. Data Encapsulation Using FORTRAN-77 Modules - a First Step Toward Object-oriented Programming in Water Resources. Bay St. Louis, Mississippi: U.S. Geological Survey, 1992.
MLA (9th ed.) CitationThompson, David B., et al. Data Encapsulation Using FORTRAN-77 Modules - a First Step Toward Object-oriented Programming in Water Resources. U.S. Geological Survey, 1992.
Warning: These citations may not always be 100% accurate.