000			00271nam a2200097Ia 4500
005			20250424112927.0
008			250424s9999 xx 000 0 und d
300			_a82 p. :ill. ; 29 cm.
650			_aEngineering--Periodicals. Engineering--Nigeria--Periodicals.
942			_cSR
999			_c37927 _d37927