American Association of State Highway Officials. Committee on Planning and Design Policies. (1969). A guide for erecting mailboxes on highways. The Association.
Chicago Style (17th ed.) CitationAmerican Association of State Highway Officials. Committee on Planning and Design Policies. A Guide for Erecting Mailboxes on Highways. Washington D.C.: The Association, 1969.
MLA (9th ed.) CitationAmerican Association of State Highway Officials. Committee on Planning and Design Policies. A Guide for Erecting Mailboxes on Highways. The Association, 1969.
Warning: These citations may not always be 100% accurate.