Cita APA (7a ed.)

Birnbaum, C. A., & Karson, R. S. (2000). Pioneers of American landscape design. McGraw Hill.

Cita Chicago Style (17a ed.)

Birnbaum, Charles A., y Robin S. Karson. Pioneers of American Landscape Design. New York: McGraw Hill, 2000.

Cita MLA (9a ed.)

Birnbaum, Charles A., y Robin S. Karson. Pioneers of American Landscape Design. McGraw Hill, 2000.