TY  - GEN
AU  - Bill aldridge
TI  - Science interaction: : course 2
SN  - 0-02-826804-0
U1  - 570 
PY  - 1995///
CY  - New York
PB  - Glencoe, McGraw-Hill
KW  - Life sciences-Study and teaching
N1  - HB
ER  -