Irvine, R. (2021). Wild days: Outdoor play for young adventurers. The Guild of Master Craftsman Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIrvine, Richard. Wild Days: Outdoor Play for Young Adventurers. Lewes: The Guild of Master Craftsman Publications, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रIrvine, Richard. Wild Days: Outdoor Play for Young Adventurers. The Guild of Master Craftsman Publications, 2021.
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