APA (7th ed.) Citation

Texas. Parks and Wildlife Department. (2002). Swallow congregations: Dealing with a common problem. Texas Parks & Wildlife.

Chicago Style (17th ed.) Citation

Texas. Parks and Wildlife Department. Swallow Congregations: Dealing with a Common Problem. Austin, Tex.: Texas Parks & Wildlife, 2002.

MLA (9th ed.) Citation

Texas. Parks and Wildlife Department. Swallow Congregations: Dealing with a Common Problem. Texas Parks & Wildlife, 2002.