000 00360nam a2200097Ia 4500
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008 250424s9999 xx 000 0 und d
300 _a183 p. :ill. ; 28 cm.
650 _aCivil engineering--Nigeria--Periodicals. Civil engineering--Environmental aspects--Nigeria--Periodicals. Systems engineering--Nigeria--Periodicals.
942 _cSR
999 _c37586
_d37586