Mostafa ,Khaled Ibrahim . Investigation of the utilization investigation of the utilization of newly synthesisedprin tingthickener / دراسات في استخدام مثخن طباعة محضر حديثا . Khaled Ibrahim Mostafa. - 1994. - 116P. : ill , ; 29 Cm. includes summary in arabic . Thesis(M.s,Helwen University ,1994.). Includes bibliographic reference . All age. Dewey Class. No.: 660 / M I