omar, a. (1970). on the maintance of a system of machines by one repairman. the institute of national planning.
Chicago-referens (17:e uppl.)omar, ahmed. On the Maintance of a System of Machines by One Repairman. cairo: the institute of national planning, 1970.
MLA-referens (9:e uppl.)omar, ahmed. On the Maintance of a System of Machines by One Repairman. the institute of national planning, 1970.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.