Vamos a descubrir la ciencia : un libro de iniciacion /

Bibliographic Details

Main Author:	Piltz, Albert, 1915-
Other Authors:	Blough, Glenn O., Roche, Ruth L.
Format:	Book
Language:	Spanish
Published:	Columbus, Ohio : C. E. Merrill, 1972.
Series:	Un libro de ciencia de Merrill
Subjects:	Science.