Παραπομπή APA

Secomski, K. (1974). Spatial planning and policy: Theoretical foundations. Warszawa: Polish Scientific Publishers.

Παραπομπή Chicago Style

Secomski, Kazimierz. Spatial Planning and Policy: Theoretical Foundations. Warszawa: Polish Scientific Publishers, 1974.

Παραπομπή MLA

Secomski, Kazimierz. Spatial Planning and Policy: Theoretical Foundations. Warszawa: Polish Scientific Publishers, 1974.

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