Citazione APA

Goetzmann, W. H. (1971). Exploration and empire: The explorer and the scientist in the winning of the American West. New York: Alfred A. Knopf.

Stile di citazione Chicago

Goetzmann, William H. Exploration and Empire: The Explorer and the Scientist in the Winning of the American West. New York: Alfred A. Knopf, 1971.

Citazione MLA

Goetzmann, William H. Exploration and Empire: The Explorer and the Scientist in the Winning of the American West. New York: Alfred A. Knopf, 1971.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.