Citazione Stile APA (7a Edizione)
ebrary, Inc, Spies, T. A., & Duncan, S. L. (2009). Old growth in a New World: A Pacific Northwest icon reexamined. Island Press.
Citazione stile Chigago Style (17a edizione)
ebrary, Inc, Thomas A. Spies, e Sally L. Duncan. Old Growth in a New World: A Pacific Northwest Icon Reexamined. Washington, D.C.: Island Press, 2009.
Citatione MLA (9a ed.)
ebrary, Inc, et al. Old Growth in a New World: A Pacific Northwest Icon Reexamined. Island Press, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.