APA (7 वां संस्करण) प्रशस्ति पत्र

International Trade Centre UNCTAD/GATT. (1987). Czechoslovakia: A market for products from developing countries. INTC UNCTAD/GATT.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

International Trade Centre UNCTAD/GATT. Czechoslovakia: A Market for Products from Developing Countries. Geneva: INTC UNCTAD/GATT, 1987.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

International Trade Centre UNCTAD/GATT. Czechoslovakia: A Market for Products from Developing Countries. INTC UNCTAD/GATT, 1987.