Collins, A. C. The story of america in pictures: With an introduction by claude g.browers (New revised edition.). New york.
Chicago-Zitierstil (17. Ausg.)Collins, Alan C. The Story of America in Pictures: With an Introduction by Claude G.browers. New revised edition. Garden City: New york.
MLA-Zitierstil (9. Ausg.)Collins, Alan C. The Story of America in Pictures: With an Introduction by Claude G.browers. New revised edition. New york.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.