Morgan, C. D. (2003). The Bluebell oil field, Uinta Basin, Duchesne and Uintah Counties, Utah. Characterization and oil well demonstration ([1st ed.].). Utah Geological Survey.
Citace podle Chicago (17th ed.)Morgan, Craig D. The Bluebell Oil Field, Uinta Basin, Duchesne and Uintah Counties, Utah. Characterization and Oil Well Demonstration. [1st ed.]. Salt Lake City: Utah Geological Survey, 2003.
Citace podle MLA (9th ed.)Morgan, Craig D. The Bluebell Oil Field, Uinta Basin, Duchesne and Uintah Counties, Utah. Characterization and Oil Well Demonstration. [1st ed.]. Utah Geological Survey, 2003.
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