APA (7th ed.) Citation

West Texas Geological Society & Lonsdale, J. T. (1955). Big Bend National Park, Texas: March 18-19, 1955. The Society.

Chicago Style (17th ed.) Citation

West Texas Geological Society and John Tipton Lonsdale. Big Bend National Park, Texas: March 18-19, 1955. [Midland, Tex.]: The Society, 1955.

MLA (9th ed.) Citation

West Texas Geological Society and John Tipton Lonsdale. Big Bend National Park, Texas: March 18-19, 1955. The Society, 1955.