Cita APA (7th ed.)

Kelly, E. D. (1988). Enforcing zoning & land-use codes. American Planning Association.

Cita Chicago (17th ed.)

Kelly, Eric Damian. Enforcing Zoning & Land-use Codes. Chicago: American Planning Association, 1988.

Cita MLA (9th ed.)

Kelly, Eric Damian. Enforcing Zoning & Land-use Codes. American Planning Association, 1988.