Dyfyniad APA

Glasrud, B. A., & Smith, A. M. (1972). Promises to keep: A portrayal of nonwhites in the United States. Rand McNally.

Dyfyniad Arddull Chicago

Glasrud, Bruce A., and Alan M. Smith. Promises to Keep: A Portrayal of Nonwhites in the United States. Chicago: Rand McNally, 1972.

Dyfyniad MLA

Glasrud, Bruce A., and Alan M. Smith. Promises to Keep: A Portrayal of Nonwhites in the United States. Rand McNally, 1972.

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