Clapp, O. The post-office as it has been, is, and should be: As a means of modern civilization.
Chicago Style (17th ed.) CitationClapp, Otis. The Post-office as It Has Been, Is, and Should Be: As a Means of Modern Civilization.
MLA (9th ed.) CitationClapp, Otis. The Post-office as It Has Been, Is, and Should Be: As a Means of Modern Civilization.
Warning: These citations may not always be 100% accurate.