APA (7 वां संस्करण) प्रशस्ति पत्र

University of Exeter. Centre for Arab Gulf Studies & .Pridham, B. R. (1985). Economy, society & culture in contemporary Yemen. Croom Helm ; Centre for Arab Gulf Studies, University of Exeter.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

University of Exeter. Centre for Arab Gulf Studies और B. R. .Pridham. Economy, Society & Culture in Contemporary Yemen. London ; .Dover, N.H : Exeter, Devon: Croom Helm ; Centre for Arab Gulf Studies, University of Exeter, 1985.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

University of Exeter. Centre for Arab Gulf Studies और B. R. .Pridham. Economy, Society & Culture in Contemporary Yemen. Croom Helm ; Centre for Arab Gulf Studies, University of Exeter, 1985.

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