TY  - BOOK
AU  - Den Hartog,J.P.
TI  - Advanced strength of materials 
T2  - Dover books on engineering
SN  - 9780486654072
U1  - 620.112 
PY  - 1952///
CY  - New York
PB  - Dover Publications
KW  - Strength of materials
N1  - Includes index
ER  -