APA (7th ed.) Citation

Pool, J. L., & Pool, A. J. (1982). America's valley forges and valley furnaces. J.L. Pool.

Chicago Style (17th ed.) Citation

Pool, J. Lawrence, and Angeline J. Pool. America's Valley Forges and Valley Furnaces. West Cornwall, Conn.: J.L. Pool, 1982.

MLA (9th ed.) Citation

Pool, J. Lawrence, and Angeline J. Pool. America's Valley Forges and Valley Furnaces. J.L. Pool, 1982.