APA (7th ed.) Citation

KF, C., MA, K., D, A., Cook, K. F., Kallen, M. A., & Amtmann, D. (2009). Having a fit: Impact of number of items and distribution of data on traditional criteria for assessing IRT's unidimensionality assumption. Quality of Life Research, 18(4), 447. https://doi.org/10.1007/s11136-009-9464-4

Chicago Style (17th ed.) Citation

KF, Cook, Kallen MA, Amtmann D, Karon F. Cook, Michael A. Kallen, and Dagmar Amtmann. "Having a Fit: Impact of Number of Items and Distribution of Data on Traditional Criteria for Assessing IRT's Unidimensionality Assumption." Quality of Life Research 18, no. 4 (2009): 447. https://doi.org/10.1007/s11136-009-9464-4.

MLA (9th ed.) Citation

KF, Cook, et al. "Having a Fit: Impact of Number of Items and Distribution of Data on Traditional Criteria for Assessing IRT's Unidimensionality Assumption." Quality of Life Research, vol. 18, no. 4, 2009, p. 447, https://doi.org/10.1007/s11136-009-9464-4.