APA (7th ed.) Citation

Sassman, R. T. (1974). Groundwater pumpage in northern Illinois, 1960-1970. [publisher not identified].

Chicago Style (17th ed.) Citation

Sassman, Robert Thomas. Groundwater Pumpage in Northern Illinois, 1960-1970. Urbana: [publisher not identified], 1974.

MLA (9th ed.) Citation

Sassman, Robert Thomas. Groundwater Pumpage in Northern Illinois, 1960-1970. [publisher not identified], 1974.

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