APA
George Philip and Son, London Geographical Institute, . (1948). West Indies: scale 1:5,000,000 (80 miles = 1 inch). London: George Philip & Son Ltd.
Chicago
George Philip and Son, London Geographical Institute, . 1948. West Indies: scale 1:5,000,000 (80 miles = 1 inch). London: George Philip & Son Ltd.
Harvard
George Philip and Son, London Geographical Institute, . (1948). West Indies: scale 1:5,000,000 (80 miles = 1 inch). London: George Philip & Son Ltd.
MLA
George Philip and Son, London Geographical Institute, . West Indies: scale 1:5,000,000 (80 miles = 1 inch). London: George Philip & Son Ltd. 1948.