000 00512nam a2200193Ia 4500
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020 _c31.50
040 _aMAIN
041 _aEnglish
082 _a388.31
_bELL
100 _aElldin, Anders and Lind, Gunnar
245 0 _aElementary telephone traffic theory
260 _aStockholm
_b; International Training Center
_c, 1971
300 _aVarious pages
650 _aTraffic Engineering
650 _aTransport
942 _cBK
999 _c113710
_d113710