I Know How We Fight GermsBook - 1999
Sam and his mother talk about germs, viruses, and bacteria, including how the body fights harmful germs and uses germs that are helpful.
Publisher: Cambridge, Mass. : Candlewick Press, 1999, c1998
Edition: 1st U.S. ed
Call Number: j616.079 Rowa 1999
Characteristics: 25 p. : col. ill. ; 26 cm