(1915). History of the Panama Canal: Its construction and builders (Builders' ed.). Histor. Publ. Co.
Chicago-Zitierstil (17. Ausg.)History of the Panama Canal: Its Construction and Builders. Builders' ed. Washington, DC: Histor. Publ. Co, 1915.
MLA-Zitierstil (9. Ausg.)History of the Panama Canal: Its Construction and Builders. Builders' ed. Histor. Publ. Co, 1915.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.