Berger, J. J., & Little, C. E. (2008). Forests forever: Their ecology, restoration, and protection. The Center for American Places at Columbia College Chicago ; Forests Forever Foundation.
Citazione stile Chigago Style (17a edizione)Berger, John J.., e Charles E. Little. Forests Forever: Their Ecology, Restoration, and Protection. Chicago : San Francisco: The Center for American Places at Columbia College Chicago ; Forests Forever Foundation, 2008.
Citatione MLA (9a ed.)Berger, John J.., e Charles E. Little. Forests Forever: Their Ecology, Restoration, and Protection. The Center for American Places at Columbia College Chicago ; Forests Forever Foundation, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.