Couper, A. D. (1972). The geography of sea transport. Hutchin University Library.
Citación estilo ChicagoCouper, A. D. The Geography of Sea Transport. London: Hutchin University Library, 1972.
Cita MLACouper, A. D. The Geography of Sea Transport. Hutchin University Library, 1972.
Warning: These citations may not always be 100% accurate.