Cita APA (7a ed.)
Just, L. C., Leaf, G. K., & Toppel, B. J. (2009). Modular Programming Still a Challenge. Communications of the ACM, 52(12), 6.
Cita Chicago Style (17a ed.)
Just, Louis C., Gary K. Leaf, y Bert J. Toppel. "Modular Programming Still a Challenge." Communications of the ACM 52, no. 12 (2009): 6.
Cita MLA (9a ed.)
Just, Louis C., et al. "Modular Programming Still a Challenge." Communications of the ACM, vol. 52, no. 12, 2009, p. 6.
Precaución: Estas citas no son 100% exactas.