Biology for today
By: by Francis D. Curtis, Otis W. Caldwell and Nina Henry Sherman.
Contributors: Caldwell, Otis W. 1869-1947.; Sherman, Nina Henry, joint author.
Publisher: Ginn and company
Published: 1939
Place of publication: Boston; New York [etc.]
Language: eng
Number of pages: 694
Subjects: Biology.
Notes: "Reference books" at end of each unit.