00397nam a22001577a 4500 624 KHA L-21, P-45 A.G. Khan 43298 Udayan press 43299 ABC of civil engineering 2nd Ed Dacca Udayan press 1968 214p.: 30cm. 0 0 0 624_000000000000000_KHA MCE 379 ddc BK 547122 547122 0 0 ddc 0 0 MCE MCE 2014-07-02 1 3 624 KHA MCE-3156 2014-07-04 2014-07-04 2014-07-02 BK