Farndon, John.
Calcium / by John Farndon. - Tarrytown, NY : Benchmark Books, 2000. - 32 p.; col. illus. - The elements .
Summary: Describes the origins, properties, chemical activity, and uses of the element calcium.
0-7614-0888-6
Calcium
Calcium / by John Farndon. - Tarrytown, NY : Benchmark Books, 2000. - 32 p.; col. illus. - The elements .
Summary: Describes the origins, properties, chemical activity, and uses of the element calcium.
0-7614-0888-6
Calcium