Paz Octavio & Lane, H. R. (1990). Conjunctions and disjunctions (First edition.). Arcade Publishing.
Dyfyniad Arddull ChicagoPaz Octavio and Helen R. Lane. Conjunctions and Disjunctions. First edition. New York: Arcade Publishing, 1990.
Dyfyniad MLAPaz Octavio and Helen R. Lane. Conjunctions and Disjunctions. First edition. Arcade Publishing, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.