APA Citation

Estados Unidos. Department of Agriculture. (1972). Pennsylvania: General soil map. [Washington]: The Department.

Chicago Style Citation

Estados Unidos. Department of Agriculture. Pennsylvania: General Soil Map. [Washington]: The Department, 1972.

MLA Citation

Estados Unidos. Department of Agriculture. Pennsylvania: General Soil Map. [Washington]: The Department, 1972.

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