Atjonen, P., Korkeakoski, E., & Mehtäläinen, J. (2011). Key pedagogical principles and their major obstacles as perceived by comprehensive school teachers. Teachers and teaching, theory and practice, 17(3), 273-288. https://doi.org/10.1080/13540602.2011.554698
Chicago Style (17th ed.) CitationAtjonen, Päivi, Esko Korkeakoski, and Jouko Mehtäläinen. "Key Pedagogical Principles and Their Major Obstacles as Perceived by Comprehensive School Teachers." Teachers and Teaching, Theory and Practice 17, no. 3 (2011): 273-288. https://doi.org/10.1080/13540602.2011.554698.
MLA (9th ed.) CitationAtjonen, Päivi, et al. "Key Pedagogical Principles and Their Major Obstacles as Perceived by Comprehensive School Teachers." Teachers and Teaching, Theory and Practice, vol. 17, no. 3, 2011, pp. 273-288, https://doi.org/10.1080/13540602.2011.554698.