Wiersch, G., Aldrich, J., Benjamin, M., & Maurer, M. (1999). TechKNOW Volume 5, Issue 2 (1–). https://oaks.kent.edu/node/5020
Wiersch, G., J. Aldrich, M. Benjamin, and M. Maurer. 1999. TechKNOW Volume 5, Issue 2. https://oaks.kent.edu/node/5020.
Wiersch, Georgianne, et al. TechKNOW Volume 5, Issue 2. 1 May 1999, https://oaks.kent.edu/node/5020.