Smith, C. (1966). Quest of the three Worlds: Which one held the answer to his problem? New York: Ace Books, Inc.
Dyfyniad Arddull ChicagoSmith, Cordwainer. Quest of the Three Worlds: Which One Held the Answer to His Problem? New York: Ace Books, Inc, 1966.
Dyfyniad MLASmith, Cordwainer. Quest of the Three Worlds: Which One Held the Answer to His Problem? New York: Ace Books, Inc, 1966.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.