APA引文

(1928). Post route map of the state of Idaho showing post offices with the intermediate distances of mail routes in operation on the 1st of May 1928. Post Office Department.

Chicago Style (17th ed.) Citation

Post Route Map of the State of Idaho Showing Post Offices with the Intermediate Distances of Mail Routes in Operation on the 1st of May 1928. Washington, D.C.: Post Office Department, 1928.

MLA引文

Post Route Map of the State of Idaho Showing Post Offices with the Intermediate Distances of Mail Routes in Operation on the 1st of May 1928. Post Office Department, 1928.

警告：這些引文格式不一定是100％准確.