Steve Parker. (1989). Seashore: In association with the natural history museum. London: A Dorling Kindersley Book.
शिकागो स्टाइल उद्धरणSteve Parker. Seashore: In Association With the Natural History Museum. London: A Dorling Kindersley Book, 1989.
एमएलए उद्धरणSteve Parker. Seashore: In Association With the Natural History Museum. London: A Dorling Kindersley Book, 1989.
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