Cita APA (7th ed.)

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.