Collingwood, H. The Pirate Slaver: A Story of the West African Coast.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCollingwood, Harry. The Pirate Slaver: A Story of the West African Coast.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCollingwood, Harry. The Pirate Slaver: A Story of the West African Coast.
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