Van Dyke, W. S., Colbert, C., Stewart, J., & Kibbee, G. (2010). It's a wonderful world. Turner Entertainment Co. : Distributed by Warner Home Video.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVan Dyke, W. S., Claudette Colbert, James Stewart, और Guy Kibbee. It's a Wonderful World. [California]: Turner Entertainment Co. : Distributed by Warner Home Video, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVan Dyke, W. S., et al. It's a Wonderful World. Turner Entertainment Co. : Distributed by Warner Home Video, 2010.
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