TY  - BOOK
AU  - Otto,James H.
AU  - Towle,Albert
AU  - Otto,W.David
TI  - Teacher's guide for biology investigations
SN  - 003091535X
PY  - 1973///
CY  - Rinehart and Winston, New York
PB  - Holt
KW  - Biology
KW  - Study and teaching
N1  - 'Previously published as Teacher's guide to the modern biology program, copyright 1969 by Holt, Rinehart and Winston'
ER  -