APA (7th ed.) Citation

Texas. Parks and Wildlife Department. (1986). The Texas tortoise: A protected species. Texas Parks and Wildlife Dept..

Chicago Style (17th ed.) Citation

Texas. Parks and Wildlife Department. The Texas Tortoise: A Protected Species. Austin, Tex.: Texas Parks and Wildlife Dept., 1986.

MLA (9th ed.) Citation

Texas. Parks and Wildlife Department. The Texas Tortoise: A Protected Species. Texas Parks and Wildlife Dept., 1986.