Fox, D., & Green, S. (1969). Reader's Digest family songbook. The Reader's Digest Association.
Dyfyniad Arddull ChicagoFox, Dan, and Stanley Green. Reader's Digest Family Songbook. Nueva York: The Reader's Digest Association, 1969.
Dyfyniad MLAFox, Dan, and Stanley Green. Reader's Digest Family Songbook. The Reader's Digest Association, 1969.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.