(1975). Department of Trade Ship Captian's medical guide (20th ed.). HMSO.
Chicago Style citaatDepartment of Trade Ship Captian's Medical Guide. 20th ed. London: HMSO, 1975.
MLA citatieDepartment of Trade Ship Captian's Medical Guide. 20th ed. HMSO, 1975.
Let op: Deze citaties zijn niet altijd 100% accuraat.