000 00455nam a2200193Ia 4500
001 6092
008 141107s9999 xx 000 0 und d
020 _a0-07-019291-X
040 _CTUM
050 _aTP 492.E4.1973
100 _aElonka Stephen
245 _aStandard Refrigeration And Air Conditioning Questions And An Swers
250 _a2
260 _aNew York
260 _bMcgraw-Hill
260 _c1973
300 _a,;ill.
942 _2lcc
999 _c37209
_d37209