Medhat Mohamed Mohamed Ahmed Gad <br/><br/>
Study of maintenance and repair system for farm tractors under different working conditions /  
 دراسة لنظام الصيانة و الاصلاح للجرارت الزراعية تحت ظروف تشغيل مختلفة 
Medhat Mohamed Mohamed Ahmed Gad ; Supervised Samy Mohamed Younis , Naguib Abdelhaleem Hendawy 
 - Cairo :   Medhat Mohamed Mohamed Ahmed Gad ,   1996 
 - 200 Leaves :   charts , facsimiles ;   30cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Agricultural Engineering