APA (7th ed.) Citation

Ward, G. H., & Armstrong, N. E. (1992). Data bases on ambient water and sediment quality of Galveston Bay. [publisher not identified].

Chicago Style (17th ed.) Citation

Ward, George H., and Neal Earl Armstrong. Data Bases on Ambient Water and Sediment Quality of Galveston Bay. [Place of publication not identified]: [publisher not identified], 1992.

MLA (9th ed.) Citation

Ward, George H., and Neal Earl Armstrong. Data Bases on Ambient Water and Sediment Quality of Galveston Bay. [publisher not identified], 1992.