Grindheim, L. T., Sørensen, H. V., & Rekers, A. (2021). Outdoor Learning and Play: Pedagogical Practices and Children's Cultural Formation. Springer Nature.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGrindheim, Liv Torunn, Hanne Værum Sørensen, और Angela Rekers. Outdoor Learning and Play: Pedagogical Practices and Children's Cultural Formation. Springer Nature, 2021.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGrindheim, Liv Torunn, et al. Outdoor Learning and Play: Pedagogical Practices and Children's Cultural Formation. Springer Nature, 2021.
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