Bowditch, N. (1958). American practical navigator: An epitome of navigation. U.S. Government Printing Office.
Chicago-viite (17. p.)Bowditch, Nathaniel. American Practical Navigator: An Epitome of Navigation. Washington, D.C: U.S. Government Printing Office, 1958.
MLA-viite (9. p.)Bowditch, Nathaniel. American Practical Navigator: An Epitome of Navigation. U.S. Government Printing Office, 1958.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.