Cita APA (7th ed.)
Leitmann, J. Sustaining Cities: Environmental Planning and Management in Urban Design. McGraw-Hill.
Cita Chicago (17th ed.)
Leitmann, Josef. Sustaining Cities: Environmental Planning and Management in Urban Design. Nueva York, EUA: McGraw-Hill.
Cita MLA (9th ed.)
Leitmann, Josef. Sustaining Cities: Environmental Planning and Management in Urban Design. McGraw-Hill.
Atenció: Aquestes cites poden no estar 100% correctes.