Leach, H. (1975). The ship captain's medical guide (Ed.20.). Her Majesty's stationery office.
Chicago Edition CitationLeach, Harry. The Ship Captain's Medical Guide. Ed.20. London: Her Majesty's stationery office, 1975.
MLA Edition CitationLeach, Harry. The Ship Captain's Medical Guide. Ed.20. Her Majesty's stationery office, 1975.
Warning: These citations may not always be 100% accurate.