TY  - BOOK
AU  - Protopapas, Sheila Mkee.
TI  - Inrtoductory biology
SN  - 9780757513282
AV  - QH 317 .M35 2001 
PY  - 2001///
CY  - Ontario
PB  - Kendall/ Hunt publishing company
KW  - biology
N1  - includes index
ER  -