TY - BOOK AU - Simon,Seymour TI - Muscles: our muscular system SN - 0439078075 AV - QP 321 .Si4858 1999 PY - 1999/// CY - New York PB - Scholastic KW - Muscles KW - Juvenile literature KW - Muscular system N1 - G9; 1030 UR - http://www.loc.gov/catdir/description/hc043/97044758.html ER -