Cite
Protection in Programming Languages.
MLA
Morris, Jr. ..James H., and D. Gries. “Protection in Programming Languages.” Communications of the ACM, vol. 16, no. 1, Jan. 1973, pp. 15–21. EBSCOhost, https://doi.org/10.1145/361932.361937.
APA
Morris, J. . J. H., & Gries, D. (1973). Protection in Programming Languages. Communications of the ACM, 16(1), 15–21. https://doi.org/10.1145/361932.361937
Chicago
Morris, Jr., James H., and D. Gries. 1973. “Protection in Programming Languages.” Communications of the ACM 16 (1): 15–21. doi:10.1145/361932.361937.