Ayto, J. (1992). Dictionary of word origins: The histories of over 8000 words explained. Goylsaab.
Dyfyniad Arddull ChicagoAyto, John. Dictionary of Word Origins: The Histories of over 8000 Words Explained. Delhi: Goylsaab, 1992.
Dyfyniad MLAAyto, John. Dictionary of Word Origins: The Histories of over 8000 Words Explained. Goylsaab, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.