Washburn, R. M. (1924). Calvin Coolidge, his first biography: From cornerstone to capstone to the accession (4. ed.). Small, Maynard.
Chicago-Zitierstil (17. Ausg.)Washburn, R. M. Calvin Coolidge, His First Biography: From Cornerstone to Capstone to the Accession. 4. ed. Boston: Small, Maynard, 1924.
MLA-Zitierstil (9. Ausg.)Washburn, R. M. Calvin Coolidge, His First Biography: From Cornerstone to Capstone to the Accession. 4. ed. Small, Maynard, 1924.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.