Cooper, J. (1969). Jolly super. Methuena.
Dyfyniad Arddull ChicagoCooper, Jilly. Jolly Super. London: Methuena, 1969.
Dyfyniad MLACooper, Jilly. Jolly Super. Methuena, 1969.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
Cooper, J. (1969). Jolly super. Methuena.
Dyfyniad Arddull ChicagoCooper, Jilly. Jolly Super. London: Methuena, 1969.
Dyfyniad MLACooper, Jilly. Jolly Super. Methuena, 1969.