531 S 21 | |
12783 |
Principles of Mechanics / by J.L.Synge & B.A.Griffith. – New Delhi : Mc Graw-Hill Publishing co., 1970
60.47
|
531 S 21 | |
12783 |
Principles of Mechanics / by J.L.Synge & B.A.Griffith. – New Delhi : Mc Graw-Hill Publishing co., 1970
60.47
|