APA

Birnbaum C. A., Boazberg S., Crowder L. E., Catalog of Landscape Records in the United States & Historic Landscape Initiative Project. (1993). Pioneers of American landscape design: an annotated bibliography. Washington, DC: U.S. Department of the Interior, National Park Service, Cultural Resources.

Chicago

Birnbaum Charles A, Boazberg Sally, Crowder Lisa E, Catalog of Landscape Records in the United States and Historic Landscape Initiative Project. 1993. Pioneers of American landscape design: an annotated bibliography. Washington, DC: U.S. Department of the Interior, National Park Service, Cultural Resources.

Harvard

Birnbaum C. A., Boazberg S., Crowder L. E., Catalog of Landscape Records in the United States and Historic Landscape Initiative Project. (1993). Pioneers of American landscape design: an annotated bibliography. Washington, DC: U.S. Department of the Interior, National Park Service, Cultural Resources.

MLA

Birnbaum Charles A, Boazberg Sally, Crowder Lisa E, Catalog of Landscape Records in the United States and Historic Landscape Initiative Project. Pioneers of American landscape design: an annotated bibliography. Washington, DC: U.S. Department of the Interior, National Park Service, Cultural Resources. 1993.