Davis, R., & Davis, H. (2011). Our mark on this land: A guide to the legacy of the Civilian Conservation Corps in America's parks. McDonald & Woodward Pub. Co..
Cita Chicago Style (17a ed.)Davis, Ren, y Helen Davis. Our Mark on This Land: A Guide to the Legacy of the Civilian Conservation Corps in America's Parks. Granville, Ohio: McDonald & Woodward Pub. Co., 2011.
Cita MLA (8a ed.)Davis, Ren, y Helen Davis. Our Mark on This Land: A Guide to the Legacy of the Civilian Conservation Corps in America's Parks. McDonald & Woodward Pub. Co., 2011.
Precaución: Estas citas no son 100% exactas.