Gottschalk, Louis.
Understanding history : a primer of historical method / Louis Gottschalk. - 2nd ed. - New York : Knopf, 1969. - xix, [316] p. ; 20 cm.
Historiography.
Understanding history : a primer of historical method / Louis Gottschalk. - 2nd ed. - New York : Knopf, 1969. - xix, [316] p. ; 20 cm.
Historiography.