Gaya APA
Economic system under umar the great. (1977).
Pakistan:
Kashmiri Bazar.
Gaya Chicago
Economic system under umar the great.
Ed.2.
Pakistan:
Kashmiri Bazar,
1977.
.
Gaya MLA
Economic system under umar the great.
Ed.2.
Pakistan:
Kashmiri Bazar,
1977.
.
Gaya Turabian
Economic system under umar the great.
Pakistan:
Kashmiri Bazar,
1977.
.