el- gendi, s. (1965). a course in numerical treatment of differential equations. the institute of national planning.
Cytowanie według stylu Chicago (wyd. 17)el- gendi, salah. A Course in Numerical Treatment of Differential Equations. cairo: the institute of national planning, 1965.
Cytowanie według stylu MLA (wyd. 9)el- gendi, salah. A Course in Numerical Treatment of Differential Equations. the institute of national planning, 1965.