APA (7th ed.) Citation

Scott A Berkowitz, Gary Gerstenblith, Robert Herbert, & et al. (2009). Improving regional variation using quality of care measures. Dove Medical Press.

Chicago Style (17th ed.) Citation

Scott A Berkowitz, Gary Gerstenblith, Robert Herbert, and et al. Improving Regional Variation Using Quality of Care Measures. Dove Medical Press, 2009.

MLA (9th ed.) Citation

Scott A Berkowitz, et al. Improving Regional Variation Using Quality of Care Measures. Dove Medical Press, 2009.