Cita APA (7a ed.)

Guggenheimer, E. (1969). Planning for parks and recreation needs in urban areas. Twayne.

Cita Chicago Style (17a ed.)

Guggenheimer, Elinor. Planning for Parks and Recreation Needs in Urban Areas. New York: Twayne, 1969.

Cita MLA (9a ed.)

Guggenheimer, Elinor. Planning for Parks and Recreation Needs in Urban Areas. Twayne, 1969.