Patterson, Freeman, 1937- Photography and the art of seeing : a visual perception workshop for film and digital photography / Freeman Patterson. - 3rd ed. - Toronto, ON : Key Porter Books, 2004. - 156 p. : col. ill ; 21 cm. ISBN: 1552636143 LCCN: 2004484283 Subjects--Topical Terms: Photography, Artistic.Composition (Photography)Visual perception. LC Class. No.: TR642 / .P37 2004