National Historic Landmarks Stewards' Sourcebook pp.25-42 / Dept. of the Interior, Nat'l Park Service [electronic]

MLA

National Historic Landmarks Stewards' Sourcebook pp.25-42 / Dept. of the Interior, Nat'l Park Service [electronic].

APA

(2003). National Historic Landmarks Stewards' Sourcebook pp.25-42 / Dept. of the Interior, Nat'l Park Service [electronic].

Chicago

National Historic Landmarks Stewards' Sourcebook pp.25-42 / Dept. of the Interior, Nat'l Park Service [electronic].