APA (7th ed.) Citation

United States. Soil Conservation Service & Piwowar, T. S. (1968). An appraisal of potential outdoor recreational developments in Allegan County. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Soil Conservation Service and Thaddeus S. Piwowar. An Appraisal of Potential Outdoor Recreational Developments in Allegan County. [Place of publication not identified]: [publisher not identified], 1968.

MLA (9th ed.) Citation

United States. Soil Conservation Service and Thaddeus S. Piwowar. An Appraisal of Potential Outdoor Recreational Developments in Allegan County. [publisher not identified], 1968.

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