el- gendi, s. (1965). a course in numerical treatment of differential equations. the institute of national planning.
Чикаго стиль цитування (17-те видання)el- gendi, salah. A Course in Numerical Treatment of Differential Equations. cairo: the institute of national planning, 1965.
Стиль цитування MLA (9-ме видання)el- gendi, salah. A Course in Numerical Treatment of Differential Equations. the institute of national planning, 1965.