Duplex, M. (1990). Mystery on colton`s island. Pacific Press.
Dyfyniad Arddull ChicagoDuplex, Mary. Mystery on Colton`s Island. Boise, ID: Pacific Press, 1990.
Dyfyniad MLADuplex, Mary. Mystery on Colton`s Island. Pacific Press, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.