APA (7 वां संस्करण) प्रशस्ति पत्र

Birgel, S., & Powell, R. (2018). The association of natural resources and human conflict — natural gas and the peace process in Cyprus.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Birgel, S., और RC Powell. The Association of Natural Resources and Human Conflict — Natural Gas and the Peace Process in Cyprus. 2018.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Birgel, S., और RC Powell. The Association of Natural Resources and Human Conflict — Natural Gas and the Peace Process in Cyprus. 2018.

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