Student guide with programed units for Life.
Contributors: Van Dyke, Henry, 1921-; Willis, David L.; Simpson, George Gaylord, 1902-1984.
Edition: 2d ed.
Publisher: Harcourt, Brace & World
Published: 1967
Place of publication: New York
Language: eng
Number of pages: 307
Subjects: Biology -- Problems, exericses, etc