Hobbs, R. R. (1998). Marine navigation workbook: Piloting and celestial and electronic navigation (Fourth edition.). Naval Institute Press.
Chicago Style (17th ed.) CitationHobbs, Richard R. Marine Navigation Workbook: Piloting and Celestial and Electronic Navigation. Fourth edition. Annapolis, Md: Naval Institute Press, 1998.
MLA (9th ed.) CitationHobbs, Richard R. Marine Navigation Workbook: Piloting and Celestial and Electronic Navigation. Fourth edition. Naval Institute Press, 1998.
Warning: These citations may not always be 100% accurate.