Hancock, J. E. Hopewell Ceremonial Earthworks: Ohio, United States of America, nomination to the World Heritage list by the United States of America, 2022.
Chicago Style (17th ed.) CitationHancock, John E. Hopewell Ceremonial Earthworks: Ohio, United States of America, Nomination to the World Heritage List by the United States of America, 2022.
MLA (9th ed.) CitationHancock, John E. Hopewell Ceremonial Earthworks: Ohio, United States of America, Nomination to the World Heritage List by the United States of America, 2022.
Warning: These citations may not always be 100% accurate.