000 00263pam a2200109a 44500
082 _a531.33
_bEW5E COP.3
100 _aEwing
245 1 _aELASTIC WAVES IN LAYERED MEDIA
260 _a
_bMcgraw-Hill Book Company, Inc.
_c1957
964 _gCIRC
997 _a21556 C
999 _c412128
_d412128