Principles of physical and biological science found in eight textbooks of general science for grade eight

Leonelli, Renato E.2016-06-152016-06-1519471947b14688852(OCoLC)07828649(OCoLC)ocm07828649https://hdl.handle.net/2144/16598Thesis (M.A.)--Boston University, 1947. This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsPrinciples of physical and biological science found in eight textbooks of general science for grade eightThesis/Dissertation