Bolenius, E. M. (1923). Second and third grade manual: A help-book for teachers. Houghton Mifflin Company.
Čikaški stil citiranja (17. izdanje)Bolenius, Emma Miller. Second and Third Grade Manual: A Help-book for Teachers. Boston ; New York ; Chicago ; Dallas ; San Francisco: Houghton Mifflin Company, 1923.
MLA način citiranja (8. izdanje)Bolenius, Emma Miller. Second and Third Grade Manual: A Help-book for Teachers. Houghton Mifflin Company, 1923.
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