APA (7 वां संस्करण) प्रशस्ति पत्र

Não informado. (1992). Journal of Agricultural and Resource Economics. Western Agricultural Economics Association.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Não informado. Journal of Agricultural and Resource Economics. Bozeman, Mont: Western Agricultural Economics Association, 1992.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Não informado. Journal of Agricultural and Resource Economics. Western Agricultural Economics Association, 1992.

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