Shirley, M. L., & Ragsdale, J. A. (1966). Deltas in their geologic framework. Houston Geological Survey.
Cita Chicago (17th ed.)Shirley, Martha Lou, i James A. Ragsdale. Deltas in Their Geologic Framework. Houston, TX: Houston Geological Survey, 1966.
Cita MLA (9th ed.)Shirley, Martha Lou, i James A. Ragsdale. Deltas in Their Geologic Framework. Houston Geological Survey, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.