APA (7th ed.) Citation

Heck, R. H., & Hallinger, P. (2010). COLLABORATIVE LEADERSHIP EFFECTS ON SCHOOL IMPROVEMENT. Elementary School Journal, 111(2), 226. https://doi.org/10.1086/656299

Chicago Style (17th ed.) Citation

Heck, Ronald H., and Philip Hallinger. "COLLABORATIVE LEADERSHIP EFFECTS ON SCHOOL IMPROVEMENT." Elementary School Journal 111, no. 2 (2010): 226. https://doi.org/10.1086/656299.

MLA (9th ed.) Citation

Heck, Ronald H., and Philip Hallinger. "COLLABORATIVE LEADERSHIP EFFECTS ON SCHOOL IMPROVEMENT." Elementary School Journal, vol. 111, no. 2, 2010, p. 226, https://doi.org/10.1086/656299.