Roberts, L. (2007). Grids: Creative solutions for graphic designers. RotoVision.
Citazione stile Chigago Style (17a edizione)Roberts, Lucienne. Grids: Creative Solutions for Graphic Designers. Switzerland: RotoVision, 2007.
Citatione MLA (9a ed.)Roberts, Lucienne. Grids: Creative Solutions for Graphic Designers. RotoVision, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.