Cita APA (7th ed.)

Bowditch, N. (1977). American practical navigator ; an epitome of navigation. Gov't. Print. Off.

Cita Chicago (17th ed.)

Bowditch, Nathaniel. American Practical Navigator ; an Epitome of Navigation. Washington, D. C: Gov't. Print. Off, 1977.

Cita MLA (9th ed.)

Bowditch, Nathaniel. American Practical Navigator ; an Epitome of Navigation. Gov't. Print. Off, 1977.