(2004). Everybody loves circles. [s.n.].
Dyfyniad Arddull ChicagoEverybody Loves Circles. [Singapore: [s.n.], 2004.
Dyfyniad MLAEverybody Loves Circles. [s.n.], 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
(2004). Everybody loves circles. [s.n.].
Dyfyniad Arddull ChicagoEverybody Loves Circles. [Singapore: [s.n.], 2004.
Dyfyniad MLAEverybody Loves Circles. [s.n.], 2004.