Landa, R. (2019). Graphic design solutions (Sixth edition.). Wadsworth Cengage Learning.
Citazione stile Chigago Style (17a edizione)Landa, Robin. Graphic Design Solutions. Sixth edition. Australia: Wadsworth Cengage Learning, 2019.
Citatione MLA (9a ed.)Landa, Robin. Graphic Design Solutions. Sixth edition. Wadsworth Cengage Learning, 2019.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.