Child, H. (1988). Calligraphy today: Twentieth-century tradition and practice. A & C Black.
Dyfyniad Arddull ChicagoChild, Heather. Calligraphy Today: Twentieth-century Tradition and Practice. London: A & C Black, 1988.
Dyfyniad MLAChild, Heather. Calligraphy Today: Twentieth-century Tradition and Practice. A & C Black, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.