TY  - BOOK
AU  - Schechter, R. S.
TI  - VARIATIONAL METHOD IN ENGINEERING
U1  - 620.0015174 
PY  - 1968///
CY  - New York
PB  - Mcgraw-Hill Book Co.
KW  - Narcotic Habit
N1  - Bibl. : P. 211-214
ER  -