APA (7th ed.) Citation

Smith, P. C., & Seaton, J. J. (1994). GMDSS for navigators. Butterworth Heinemann.

Chicago Style (17th ed.) Citation

Smith, P. C., and J. J. Seaton. GMDSS for Navigators. Oxford: Butterworth Heinemann, 1994.

MLA (8th ed.) Citation

Smith, P. C., and J. J. Seaton. GMDSS for Navigators. Butterworth Heinemann, 1994.