APA (7th ed.) Citation

Wirth, N. (2021). Viewpoint: 50 Years of Pascal. Communications of the ACM, 64(3), 39. https://doi.org/10.1145/3447525

Chicago Style (17th ed.) Citation

Wirth, Niklaus. "Viewpoint: 50 Years of Pascal." Communications of the ACM 64, no. 3 (2021): 39. https://doi.org/10.1145/3447525.

MLA (9th ed.) Citation

Wirth, Niklaus. "Viewpoint: 50 Years of Pascal." Communications of the ACM, vol. 64, no. 3, 2021, p. 39, https://doi.org/10.1145/3447525.