Autor: Verner W. Crane

Editorial University of Michigan Press, Ann Arbor

2nd printing / 2a edición. En inglés / In English. Cubiertas algo deslucidas, interior en muy buen estado. Historia de EE.UU. The present study, in its original form, was presented as a thesis for the degree of doctor of philosophy at the University of Pennsylvania (published in 1928, Duke University Press).