APA (7th ed.) Citation

Sundstrom, R. W., & Pickett, T. E. (1971). The availability of ground water in New Castle County, Delaware. [publisher not identified].

Chicago Style (17th ed.) Citation

Sundstrom, Raymond W., and Thomas E. Pickett. The Availability of Ground Water in New Castle County, Delaware. Newark, Delaware: [publisher not identified], 1971.

MLA (9th ed.) Citation

Sundstrom, Raymond W., and Thomas E. Pickett. The Availability of Ground Water in New Castle County, Delaware. [publisher not identified], 1971.