Parr, S. F. (1997). Human development report 1997. Oxford university press.
Dyfyniad Arddull ChicagoParr, Sakiko Fukuda. Human Development Report 1997. New York: Oxford university press, 1997.
Dyfyniad MLAParr, Sakiko Fukuda. Human Development Report 1997. Oxford university press, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.