Gad Elmawla, Ahmed Elsaid. Thermal engineering hand book / Prepared by Ahmed Elsaid Gad Elmawla. - Cairo : dar elmaarefa, 2009. - 400 p. : ill. ; 27 cm. ISBN: 9775423643 Subjects--Topical Terms: Heat engineering. LC Class. No.: TJ255.5 / .L44 2009 Dewey Class. No.: 621.402 / GAT