APA-referens (7:e uppl.)

Parkman, F. (1909). A half-century of conflict (New library ed.). Little, Brown.

Chicago-referens (17:e uppl.)

Parkman, Francis. A Half-century of Conflict. New library ed. Boston: Little, Brown, 1909.

MLA-referens (8:e uppl.)

Parkman, Francis. A Half-century of Conflict. New library ed. Little, Brown, 1909.