Raʻana, Irfan Mahmud.
Economic system under ʻUmar the Great : a treatise on Muslim economy in early seventh century / by Irfan Mahmud Raʻana. - 2nd ed. - Lahore : Sh. Muhammad Ashraf, 1977. - xxiv, 165 p. : ill. ; 22 cm.
Includes index.
80930983
Islamic Empire--Economic conditions.
HC415.15 / .R3 1977
330.953 / IRE
Economic system under ʻUmar the Great : a treatise on Muslim economy in early seventh century / by Irfan Mahmud Raʻana. - 2nd ed. - Lahore : Sh. Muhammad Ashraf, 1977. - xxiv, 165 p. : ill. ; 22 cm.
Includes index.
80930983
Islamic Empire--Economic conditions.
HC415.15 / .R3 1977
330.953 / IRE