Man, J. (2000). Alpha beta: How our alphabet changed the western world. Headline.
Dyfyniad Arddull ChicagoMan, John. Alpha Beta: How Our Alphabet Changed the Western World. London: Headline, 2000.
Dyfyniad MLAMan, John. Alpha Beta: How Our Alphabet Changed the Western World. Headline, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.