APA (7th ed.) Citation

Howie, E. K., Harden, S. M., Barr-Anderson, D. J., & Long, C. R. Elementary school compliance with a state recess minimum requirement by racial and geographic factors: A cross-sectional study. BMC.

Chicago Style (17th ed.) Citation

Howie, Erin K., Samantha M. Harden, Daheia J. Barr-Anderson, and Christopher R. Long. Elementary School Compliance with a State Recess Minimum Requirement by Racial and Geographic Factors: A Cross-sectional Study. BMC.

MLA (9th ed.) Citation

Howie, Erin K., et al. Elementary School Compliance with a State Recess Minimum Requirement by Racial and Geographic Factors: A Cross-sectional Study. BMC.

Warning: These citations may not always be 100% accurate.