Cita APA (7th ed.)
Bower, S. Urban Sketching Handbook: Understanding Perspective : Easy Techniques for Mastering Perspective Drawing on Location. Quarry Books.
Cita Chicago (17th ed.)
Bower, Stephanie. Urban Sketching Handbook: Understanding Perspective : Easy Techniques for Mastering Perspective Drawing on Location. Beverly, EUA: Quarry Books.
Cita MLA (9th ed.)
Bower, Stephanie. Urban Sketching Handbook: Understanding Perspective : Easy Techniques for Mastering Perspective Drawing on Location. Quarry Books.
Atenció: Aquestes cites poden no estar 100% correctes.