Dyfyniad APA

CALLAN, M. F., & YEAGER, D. C. (1991). Containing the health care cost spiral. McGraw-Hill.

Dyfyniad Arddull Chicago

CALLAN, Mary Frances, and David Clark YEAGER. Containing the Health Care Cost Spiral. New York: McGraw-Hill, 1991.

Dyfyniad MLA

CALLAN, Mary Frances, and David Clark YEAGER. Containing the Health Care Cost Spiral. McGraw-Hill, 1991.

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