Rumberger, Russell W.; Larson, Katherine A. (1 November 1998). «Student Mobility and the Increased Risk of High School Dropout». American Journal of Education107 (1): 1–35. doi:10.1086/444201. ISSN0195-6744.
Rumberger, Russell W.; Larson, Katherine A. (1 November 1998). «Student Mobility and the Increased Risk of High School Dropout». American Journal of Education107 (1): 1–35. doi:10.1086/444201. ISSN0195-6744.