APA (7th ed.) Citation

Lees, G., & Williamson, W. G. (1999). Handbook for marine radio communication (3rd ed.). LLP.

Chicago Style (17th ed.) Citation

Lees, Graham, and William G. Williamson. Handbook for Marine Radio Communication. 3rd ed. London: LLP, 1999.

MLA (9th ed.) Citation

Lees, Graham, and William G. Williamson. Handbook for Marine Radio Communication. 3rd ed. LLP, 1999.