WARDEN, C. (2015). Learning with nature: Embedding outdoor practice. SAGE.
Citazione stile Chigago Style (17a edizione)WARDEN, Claire. Learning with Nature: Embedding Outdoor Practice. SAGE, 2015.
Citatione MLA (9a ed.)WARDEN, Claire. Learning with Nature: Embedding Outdoor Practice. SAGE, 2015.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.