TY  - BOOK
AU  - Vallarino L m
AU  - Quagliano, J V
AU  - Vallarino, L m
AU  - Quagliano J V
AU  - Vallarino L m
TI  - Challenges to Science Chemistry umanistic Approach
U1  - 540/VAL 
CY  - New York
PB  - Mc Grall Hill Book Co.
KW  - Approach
KW  - Challenges
KW  - Chemistry
KW  - Science
ER  -