APA (7th ed.) Citation

Goldman, R., Schaefer, S., & Ju, T. (2004). Turtle geometry in computer graphics and computer-aided design. Computer aided design, 36(14), 1471-1482. https://doi.org/10.1016/j.cad.2003.10.005

Chicago Style (17th ed.) Citation

Goldman, Ron, Scott Schaefer, and Tao Ju. "Turtle Geometry in Computer Graphics and Computer-aided Design." Computer Aided Design 36, no. 14 (2004): 1471-1482. https://doi.org/10.1016/j.cad.2003.10.005.

MLA (9th ed.) Citation

Goldman, Ron, et al. "Turtle Geometry in Computer Graphics and Computer-aided Design." Computer Aided Design, vol. 36, no. 14, 2004, pp. 1471-1482, https://doi.org/10.1016/j.cad.2003.10.005.