75322523
Jul 10, 1997
Sep 19, 2000
multimedia computer software used for education in the fields of astronomy, chemistry, emergency care, health, physical education, biology, computer science, environmental science, nursing, mathematics, marine science, physics, earth science, and geology
Electrical and Scientific Apparatustextbooks, professional and reference books featuring education in the fields of astronomy, chemistry, emergency care, health, physical education, biology, computer science, environmental science, nursing, mathematics, marine science, physics, earth science, and geology
Paper Goods and Printed Matter