Citazione Stile APA (7a Edizione)

Foster, J. W. (1873). Pre Historic races of the United States of America. Second edition (2a. ed.). S.C.Griggs and Company.

Citazione stile Chigago Style (17a edizione)

Foster, J. W. Pre Historic Races of the United States of America. Second Edition. 2a. ed. Chicago: S.C.Griggs and Company, 1873.

Citatione MLA (9a ed.)

Foster, J. W. Pre Historic Races of the United States of America. Second Edition. 2a. ed. S.C.Griggs and Company, 1873.