Hale, Vasco DeGama2016-10-202016-10-2019481948b14670008(OCoLC)07816569(OCoLC)ocm07816569https://hdl.handle.net/2144/18538Thesis (M.A.)--Boston University, 1948. This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsVocational motivation as a factor in academic achievementThesis/Dissertation