Mcgraw Hill Science, Grade 5, Student Edition, 9780022774370, 0022774378, 2000

Richard Moyer; Andrew Gutelle; Karen English; Linda Cernak; Whit Fisher; Shirley Granahan; Joanne Mattern; D. L Birchfield; Howard Gutner; Cynthia Benjamin; Patricia Goehner Baehr; Linda Ross; Jim Anton; Pearl Neuman; Patricia Lakin; Alice Pernick; Jennifer Jacobson; Robin Bloksberg; Mary Carol Nagel; Anne Miranda; Duncan Searl; McGraw-Hill Companies McGraw-Hill School Division; National Geographic Society (U.S.). Education Division