Cita APA (7th ed.)

Landa, R. (2011). Graphic design solutions (4th ed.). Wadsworth/Cengage Learning.

Cita Chicago (17th ed.)

Landa, Robin. Graphic Design Solutions. 4th ed. Boston, Mass: Wadsworth/Cengage Learning, 2011.

Cita MLA (9th ed.)

Landa, Robin. Graphic Design Solutions. 4th ed. Wadsworth/Cengage Learning, 2011.