TY  - BOOK
AU  - Welch,Claude A.
ED  - Biological Sciences Curriculum Study.
TI  - Biological science: molecules to man
T2  - Houghton Mifflin science program
SN  - 0395144353
AV  - QH308.7 .B56 1973
U1  - 574 
PY  - 1973///]
CY  - Boston
PB  - Houghton Mifflin
KW  - Biology
KW  - Juvenile literature
N1  - Includes bibliographical references
UR  - http://www.archive.org/details/biologicalscienc00biol
UR  - http://www.openlibrary.org/books/OL5283172M
ER  -