United States. National Park Service. Interagency Resources Division & Andrus, P. W. (1992). Manual for state historic preservation review boards. U.S. Dept. of the Interior, National Park Service, Interagency Resources Division.
Chicago Style (17th ed.) CitationUnited States. National Park Service. Interagency Resources Division and Patrick W. Andrus. Manual for State Historic Preservation Review Boards. [Washington, D.C.?]: U.S. Dept. of the Interior, National Park Service, Interagency Resources Division, 1992.
MLA (9th ed.) CitationUnited States. National Park Service. Interagency Resources Division and Patrick W. Andrus. Manual for State Historic Preservation Review Boards. U.S. Dept. of the Interior, National Park Service, Interagency Resources Division, 1992.