00542nam a22001457a 4500003000400000005001700004008004100021040001400062100003400076245008800110260001000198300003300208500012800241504002700369OSt20171010095530.0121005t        xxu||||| |||| 00| 0 eng d  aMMSUcULS  aConstantino, Jemuell, et al.   aDisaster preparedness through short messaging system cJemuell Constantino, et al.   c2008   aviii, [121] leaves c28 cm.   aThesis (BS Electronics & Communications Engineering) -- Mariano Marcos State University-College of Engineering, Batac City   aBibliography: leaf 28