APA (7th ed.) Citation

Michigan. State Highway Department. (1930). Road map of the state of Michigan showing the state trunk line system. The Department.

Chicago Style (17th ed.) Citation

Michigan. State Highway Department. Road Map of the State of Michigan Showing the State Trunk Line System. [Lansing, Mich.]: The Department, 1930.

MLA (9th ed.) Citation

Michigan. State Highway Department. Road Map of the State of Michigan Showing the State Trunk Line System. The Department, 1930.

Warning: These citations may not always be 100% accurate.