Cite
Qualitative methods for engineering systems: Why we need them and how to use them.
MLA
Szajnfarber, Zoe, and Erica Gralla. “Qualitative Methods for Engineering Systems: Why We Need Them and How to Use Them.” Systems Engineering, vol. 20, no. 6, Nov. 2017, pp. 497–511. EBSCOhost, https://doi.org/10.1002/sys.21412.
APA
Szajnfarber, Z., & Gralla, E. (2017). Qualitative methods for engineering systems: Why we need them and how to use them. Systems Engineering, 20(6), 497–511. https://doi.org/10.1002/sys.21412
Chicago
Szajnfarber, Zoe, and Erica Gralla. 2017. “Qualitative Methods for Engineering Systems: Why We Need Them and How to Use Them.” Systems Engineering 20 (6): 497–511. doi:10.1002/sys.21412.