Cita APA (7a ed.)

Nierada, Z., & Nierada, A. (1974). Spatial planning and policy: Theoretical foundations. Polish Scientific Publishers.

Cita Chicago Style (17a ed.)

Nierada, Zygmunt, y Anna Nierada. Spatial Planning and Policy: Theoretical Foundations. Warszawa: Polish Scientific Publishers, 1974.

Cita MLA (9a ed.)

Nierada, Zygmunt, y Anna Nierada. Spatial Planning and Policy: Theoretical Foundations. Polish Scientific Publishers, 1974.