Abbey, D. S. (1973). Now see hear: Applying communications to teaching. Ontario Institute for Studies in Education.
Dyfyniad Arddull ChicagoAbbey, David S. Now See Hear: Applying Communications to Teaching. Toronto: Ontario Institute for Studies in Education, 1973.
Dyfyniad MLAAbbey, David S. Now See Hear: Applying Communications to Teaching. Ontario Institute for Studies in Education, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.