00977cam a2200277 4500 121314320 TxAuBib 20070206120000.0 941206s1995||||||||||||||||||||||||eng|u 94044655 /AC 9780590400251 0590400258 DLC DLC CO2 TxAuBib The magic school bus inside Ralphie [PB] : a book about germs. Inside Ralphie. Scholastic's The magic school bus inside Ralphie. Book about germs. New York : Scholastic Inc., 1995. 1 v. (unpaged) : col. ill. ; 21 cm. 20070206. Infection Juvenile literature. Infection. Natural immunity Juvenile literature. Immunity.