Child, H. (1988). Calligraphy today: Twentieth-century tradition and practice. A & C Black.
Citazione stile Chigago Style (17a edizione)Child, Heather. Calligraphy Today: Twentieth-century Tradition and Practice. London: A & C Black, 1988.
Citatione MLA (9a ed.)Child, Heather. Calligraphy Today: Twentieth-century Tradition and Practice. A & C Black, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.