Dyfyniad APA

Perry. Black Mayors, White Majorities. University of Nebraska Press.

Dyfyniad Arddull Chicago

Perry. Black Mayors, White Majorities. University of Nebraska Press.

Dyfyniad MLA

Perry. Black Mayors, White Majorities. University of Nebraska Press.

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