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pro vyhledávání: '"Beulah Conover"'
Autor:
Clarence M. Pruitt, Florence G. Billig, W. W. McSpadden, Beulah Conover, Jennie Hall, Florence Weller, Rose Wyler
Publikováno v:
Science Education. 17:193-198
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2d78668ed95cbf87dd897923e1098dc0
https://doi.org/10.1002/sce.3730170305
https://doi.org/10.1002/sce.3730170305
