Principles of science
Heimler, Charles H. (Charles Herbert), 1930-
Principles of science Charles H. Heimler Charles D. Neal, consultant - Columbus, Ohio Charles E. Merrill 1983 - 533 p. : ill.(some col.) ; 25 cm.
Includes index
067507732X
Science--Study and teaching (Elementary)
Principles of science Charles H. Heimler Charles D. Neal, consultant - Columbus, Ohio Charles E. Merrill 1983 - 533 p. : ill.(some col.) ; 25 cm.
Includes index
067507732X
Science--Study and teaching (Elementary)
