APA (7th ed.) Citation
Herl, H. E., O'Neil, H. F., & Chung, G. K. W. K. (May/July 1999). Reliability and validity of a computer-based knowledge mapping system to measure content understanding. Computers in Human Behavior, 15(3-4), 315-334.
Chicago Style (17th ed.) Citation
Herl, H. E., H. F. O'Neil, and G. K. W. K. Chung. "Reliability and Validity of a Computer-based Knowledge Mapping System to Measure Content Understanding." Computers in Human Behavior 15, no. 3-4 (May/July 1999): 315-334.
MLA (9th ed.) Citation
Herl, H. E., et al. "Reliability and Validity of a Computer-based Knowledge Mapping System to Measure Content Understanding." Computers in Human Behavior, vol. 15, no. 3-4, May/July 1999, pp. 315-334.
Warning: These citations may not always be 100% accurate.