Dyfyniad APA

Steiss, A. W. (1974). Urban systems dynamics. MA: D.C Heath and Company.

Dyfyniad Arddull Chicago

Steiss, Alan Walter. Urban Systems Dynamics. MA: D.C Heath and Company, 1974.

Dyfyniad MLA

Steiss, Alan Walter. Urban Systems Dynamics. MA: D.C Heath and Company, 1974.

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