Dyfyniad APA

LEITMANN, J. (1999). Sustaining cities: Environmental planning and management in urban design. McGraw-Hill.

Dyfyniad Arddull Chicago

LEITMANN, Josef. Sustaining Cities: Environmental Planning and Management in Urban Design. New York: McGraw-Hill, 1999.

Dyfyniad MLA

LEITMANN, Josef. Sustaining Cities: Environmental Planning and Management in Urban Design. McGraw-Hill, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.