APA-Zitierstil (7. Ausg.)

Powers, J., & Ridge, S. W. (2019). Nature-based learning for young children: Anytime, anywhere, on any budget (First edition.). Redleaf Press.

Chicago-Zitierstil (17. Ausg.)

Powers, Julie, und Sheila Williams Ridge. Nature-based Learning for Young Children: Anytime, Anywhere, on Any Budget. First edition. St. Paul, MN: Redleaf Press, 2019.

MLA-Zitierstil (9. Ausg.)

Powers, Julie, und Sheila Williams Ridge. Nature-based Learning for Young Children: Anytime, Anywhere, on Any Budget. First edition. Redleaf Press, 2019.