APA (7th ed.) Citation

Texas. Parks and Wildlife Department. (2007). Texas state park guide (4th ed.). Texas Parks and Wildlife.

Chicago Style (17th ed.) Citation

Texas. Parks and Wildlife Department. Texas State Park Guide. 4th ed. [Austin, Tex.]: Texas Parks and Wildlife, 2007.

MLA (9th ed.) Citation

Texas. Parks and Wildlife Department. Texas State Park Guide. 4th ed. Texas Parks and Wildlife, 2007.