Rimby. Mira Lloyd Dock and the Progressive Era Conservation Movement. Penn State University Press.
Citazione stile Chigago Style (17a edizione)Rimby. Mira Lloyd Dock and the Progressive Era Conservation Movement. Penn State University Press.
Citatione MLA (9a ed.)Rimby. Mira Lloyd Dock and the Progressive Era Conservation Movement. Penn State University Press.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.