TY  - BOOK
AU  - Lewis, Ricki.
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 0-697-17453-0 (paperback)
SN  - 2
PY  - 1992///46
CY  - Dubuque, IA
PB  - Wm. C. Brown Publishers
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Biology.;Human biology
KW  - sears;sears0
N1  - Includes bibliographical references and index; 5
ER  -