Cita APA (7a ed.)

Kral, D. M., & Hawkins, S. L. (1981). Land use planning techniques and policies. SSSAASA.

Cita Chicago Style (17a ed.)

Kral, David M., y Sherri L. Hawkins. Land Use Planning Techniques and Policies. Madison, Wisconsin: SSSAASA, 1981.

Cita MLA (8a ed.)

Kral, David M., y Sherri L. Hawkins. Land Use Planning Techniques and Policies. SSSAASA, 1981.