Harvi Muhammad Yusuf Riyaz Au. Ainul waqa-ye Harvi Muhammad Yusuf Riyaz Au. - Tehran UNiversity of Tehran Iran 1999 - 286p. cm. Standard No.: 331587 Source: Textual Subjects--Topical Terms: PERSIAN LANGUAGEAFGHANISTAN - HISTORY Dewey Class. No.: V491.N, 164N9