TY - BOOK AU - Tesar,Jenny E. AU - Gonzalez,Pedro Julio TI - Humans T2 - Our living world SN - 1567110487 : AV - QP37 .T45 1994 U1 - 612 20 PY - 1994/// CY - Woodbridge, Conn. PB - Blackbirch Press KW - Human physiology KW - Juvenile literature KW - Human body N1 - Includes bibliographical references p. (61) and index ER -