Barker, R. G., & Gump, P. V. (1964). Big school, small school: High school size and student behavior. Stanford, CA: Stanford University Press.
Παραπομπή Chicago StyleBarker, Roger G., and Paul V. Gump. Big School, Small School: High School Size and Student Behavior. Stanford, CA: Stanford University Press, 1964.
Παραπομπή MLABarker, Roger G., and Paul V. Gump. Big School, Small School: High School Size and Student Behavior. Stanford, CA: Stanford University Press, 1964.
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