Wilkner, K. (1974). Practical yacht navigator (2nd ed.). Nautical publishing.
शिकागो स्टाइल उद्धरणWilkner, Kenneth. Practical Yacht Navigator. 2nd ed. Lymington: Nautical publishing, 1974.
एमएलए उद्धरणWilkner, Kenneth. Practical Yacht Navigator. 2nd ed. Nautical publishing, 1974.
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