Esmaiel, Manal Ahmed Operating system 4th year, Electrical engineering students / [[Book] :] Manal Ahmed Esmaiel. - Cairo : October 6 University., w d. - 87 p,12 p : ill ; 28 cm. All age. Subjects--Topical Terms: Operating systems. Dewey Class. No.: 005.43 National Library of Medicine Call No.: 005.43 / E O