Barnes, G. A. (1981). Crisscross: Structured writing in context. Englewood Cliffs: Prentice-Hall.
Dyfyniad Arddull ChicagoBarnes, Gregory A. Crisscross: Structured Writing in Context. Englewood Cliffs: Prentice-Hall, 1981.
Dyfyniad MLABarnes, Gregory A. Crisscross: Structured Writing in Context. Englewood Cliffs: Prentice-Hall, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.