APA (7th ed.) Citation

Ise, J. (1961). Our national park policy: A critical history. Published for Resources for the Future by John Hopkins.

Chicago Style (17th ed.) Citation

Ise, John. Our National Park Policy: A Critical History. Baltimore: Published for Resources for the Future by John Hopkins, 1961.

MLA (9th ed.) Citation

Ise, John. Our National Park Policy: A Critical History. Published for Resources for the Future by John Hopkins, 1961.