AGRAWA, P. N. ENGINEERING SEISMOLOGY / AGRAWA, P. N. - [S.N] : OXFORD & IBH PUBLISHING CO.PVT. LTD. ، 1991 Subjects--Topical Terms: التحليل الرياضىEARTHQUAKESSEISMOLOGY Dewey Class. No.: 551.22 / A E