APA (7th ed.) Citation

Earl, G. E., & Main, F. L. (1970). Munro's navigation (5th ed.). Munro.

Chicago Style (17th ed.) Citation

Earl, G. E., and F. L. Main. Munro's Navigation. 5th ed. Glasgow: Munro, 1970.

MLA (8th ed.) Citation

Earl, G. E., and F. L. Main. Munro's Navigation. 5th ed. Munro, 1970.