APA (7th ed.) Citation

Texas. Planning Board. (1935). Principal watersheds of Texas. Texas Planning Board.

Chicago Style (17th ed.) Citation

Texas. Planning Board. Principal Watersheds of Texas. Austin, Texas: Texas Planning Board, 1935.

MLA (9th ed.) Citation

Texas. Planning Board. Principal Watersheds of Texas. Texas Planning Board, 1935.

Warning: These citations may not always be 100% accurate.