Cita APA

Massey, W. V., Stellino, M. B., Mullen, S. P., Claassen, J., & Wilkison, M. (2018). Development of the great recess framework – observational tool to measure contextual and behavioral components of elementary school recess. BMC Public Health.

Citación estilo Chicago

Massey, William V., Megan B. Stellino, Sean P. Mullen, Jennette Claassen, y Megan Wilkison. "Development of the Great Recess Framework – Observational Tool to Measure Contextual and Behavioral Components of Elementary School Recess." BMC Public Health 2018.

Cita MLA

Massey, William V., et al. "Development of the Great Recess Framework – Observational Tool to Measure Contextual and Behavioral Components of Elementary School Recess." BMC Public Health 2018.