APA (7th ed.) Citation

Le Breton, P. P., & Henning, D. N. (1961). Planning theory: By Preston P. Le Breton and Dale A. Henning. Prentice-Hall.

Chicago Style (17th ed.) Citation

Le Breton, Preston P., and Dale N. Henning. Planning Theory: By Preston P. Le Breton and Dale A. Henning. Englewood Cliffs, N.J.: Prentice-Hall, 1961.

MLA (9th ed.) Citation

Le Breton, Preston P., and Dale N. Henning. Planning Theory: By Preston P. Le Breton and Dale A. Henning. Prentice-Hall, 1961.