Busch, David D. Mastering digtal SLR photography David D. Busch - 3rd ed. - MA Cengage Learning 2010 - 412 ISBN: 9781435458321 Subjects--Topical Terms: ᅠᅠImage processing --Digital techniquesᅠPhotography --Digital techniquesᅠ Dewey Class. No.: 775 BUS-D