Dyfyniad APA

Sheehan, M. O. (1999). Reinventing cities for people and the planet. Worldwatch Institute.

Dyfyniad Arddull Chicago

Sheehan, Molly O'Meara. Reinventing Cities for People and the Planet. Washington, D.C.: Worldwatch Institute, 1999.

Dyfyniad MLA

Sheehan, Molly O'Meara. Reinventing Cities for People and the Planet. Worldwatch Institute, 1999.

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