How to know the graáes. Picturesd-Keys for determining the common and important American graáes with suggestions and aids for their study
| Autor principal: | |
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| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
Iowa (EUA) :
W M Brown company publisher,
1968
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| Edición: | Edicion revisada |
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| Notas: | Ilus., |
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| Descripción Física: | 244 p. |
| ISBN: | ISBN 0-697-04854-3 |