TY  - BOOK
AU  - Curtis,Helena
AU  - Barnes,N.Sue
TI  - Invitation to biology
SN  - 0879016795
AV  - AMU QH308.2.C87 
PY  - 1994///
CY  - New York
PB  - Worth Publishing
KW  - Biology
N1  - Includes bibliographical references
ER  -