Ramsey, H. R., Atwood, M. E., & Van Doren, J. R. (1983). Flowcharts versus program design languages: An experimental comparison. Communications of the ACM, 26(6), 445-449. https://doi.org/10.1145/358141.358149
Chicago Style (17th ed.) CitationRamsey, H. Rudy, Michael E. Atwood, and James R. Van Doren. "Flowcharts Versus Program Design Languages: An Experimental Comparison." Communications of the ACM 26, no. 6 (1983): 445-449. https://doi.org/10.1145/358141.358149.
MLA (9th ed.) CitationRamsey, H. Rudy, et al. "Flowcharts Versus Program Design Languages: An Experimental Comparison." Communications of the ACM, vol. 26, no. 6, 1983, pp. 445-449, https://doi.org/10.1145/358141.358149.
Warning: These citations may not always be 100% accurate.