Smith, G. (1989). Coastal navigation: :a programmed learning course (Ed.3.). Adlard coles nautical.
Chicago Edition CitationSmith, Gerry. Coastal Navigation: :a Programmed Learning Course. Ed.3. London: Adlard coles nautical, 1989.
MLA引文Smith, Gerry. Coastal Navigation: :a Programmed Learning Course. Ed.3. Adlard coles nautical, 1989.
警告:這些引文格式不一定是100%准確.