000 00263pam a2200121a 44500
082 _a621.4
_bAg81h
100 _aAgarwal, R. L.
245 1 _aHEAT ENGINES
260 _aDelhi
_bKhanna Pub.
_c1963
650 _aHeat-Engines
964 _gCIRC
997 _a31421 C
999 _c447461
_d447461