de Zwart, B. C. H., Frings‐Dresen, M. H. W., & van Duivenbooden, J. C. (2002). Test–retest reliability of the Work Ability Index questionnaire. Occupational medicine (Oxford), 52(4), 177-181. https://doi.org/10.1093/occmed/52.4.177
Chicago Style (17th ed.) Citationde Zwart, B. C. H., M. H. W. Frings‐Dresen, and J. C. van Duivenbooden. "Test–retest Reliability of the Work Ability Index Questionnaire." Occupational Medicine (Oxford) 52, no. 4 (2002): 177-181. https://doi.org/10.1093/occmed/52.4.177.
MLA (9th ed.) Citationde Zwart, B. C. H., et al. "Test–retest Reliability of the Work Ability Index Questionnaire." Occupational Medicine (Oxford), vol. 52, no. 4, 2002, pp. 177-181, https://doi.org/10.1093/occmed/52.4.177.
Warning: These citations may not always be 100% accurate.