APA (7th ed.) Citation

Heckscher, A., & Robinson, P. C. (1977). Open spaces: The life of American cities. Harper & Row.

Chicago Style (17th ed.) Citation

Heckscher, August, and Phyllis C. Robinson. Open Spaces: The Life of American Cities. New York: Harper & Row, 1977.

MLA (9th ed.) Citation

Heckscher, August, and Phyllis C. Robinson. Open Spaces: The Life of American Cities. Harper & Row, 1977.