APA (7 वां संस्करण) प्रशस्ति पत्र
International Energy Agency. (2001). Energy policies of IEA countries: Czech Republic 2001 review. Intermational Energy Agency.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
International Energy Agency. Energy Policies of IEA Countries: Czech Republic 2001 Review. Paris, Cedex, France: Intermational Energy Agency, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
International Energy Agency. Energy Policies of IEA Countries: Czech Republic 2001 Review. Intermational Energy Agency, 2001.
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