TY  - BOOK
AU  - Curtis,Helena
AU  - Barnes,N.Sue
TI  - Invitation to biology
SN  - 0879012552
AV  - QH308.2 .C87 1985
U1  - 574 19
PY  - 1985///
CY  - New York, N.Y.
PB  - Worth Publishers
KW  - Biology
N1  - Includes bibliographies and index
ER  -