Sy,Abbey. (2017). Hand Lettering A to Z: A World of Creative Ideas for Drawing and Designing Alphabets. Rockport.
Citazione stile Chigago Style (17a edizione)Sy,Abbey. Hand Lettering A to Z: A World of Creative Ideas for Drawing and Designing Alphabets. USA: Rockport, 2017.
Citatione MLA (9a ed.)Sy,Abbey. Hand Lettering A to Z: A World of Creative Ideas for Drawing and Designing Alphabets. Rockport, 2017.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.