APA استشهاد

Gordon Hughes. (1999). Economic reform and environmental performance in transition economies. Washington DC: The World Bank.

استشهاد بنمط شيكاغو

Gordon Hughes. Economic Reform and Environmental Performance in Transition Economies. Washington DC: The World Bank, 1999.

MLA استشهاد

Gordon Hughes. Economic Reform and Environmental Performance in Transition Economies. Washington DC: The World Bank, 1999.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.