Citazione Stile APA (7a Edizione)

(2019). Nature-based learning for young children: Anytime, anywhere, on any budget / Julie Powers, Sheila Williams Ridge.

Citazione stile Chigago Style (17a edizione)

Nature-based Learning for Young Children: Anytime, Anywhere, on Any Budget / Julie Powers, Sheila Williams Ridge. 2019.

Citatione MLA (9a ed.)

Nature-based Learning for Young Children: Anytime, Anywhere, on Any Budget / Julie Powers, Sheila Williams Ridge. 2019.