Beneke, J., & Wilson, S. (2008). Ultimate guide to kids' play structures and tree houses: 10 easy-to-build, fun projects (2nd ed. ; Green ed.). Creative Homeowner.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBeneke, Jeff, और Steve Wilson. Ultimate Guide to Kids' Play Structures and Tree Houses: 10 Easy-to-build, Fun Projects. 2nd ed. ; Green ed. Upper Saddle River, NJ: Creative Homeowner, 2008.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBeneke, Jeff, और Steve Wilson. Ultimate Guide to Kids' Play Structures and Tree Houses: 10 Easy-to-build, Fun Projects. 2nd ed. ; Green ed. Creative Homeowner, 2008.
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