Here are some excellent Digital Photography resources available at the San Francisco Public Library

TITLE: The Digital Photography Book
AUTHOR: Scott Kelby
CALL NUMBER: 775 K271d
[link]

TITLE: Digital Photography All-in-One Desk Reference For Dummies
AUTHOR: David Busch
CALL NUMBER: 775 B9605d 2006
[link]

TITLE: Digital Photographer's Handbook
AUTHOR: Tom Ang
CALL NUMBER: 778.3 An41d 2002
[link]

TITLE: National Geographic Photography Field Guide
AUTHOR: Peter Burian
CALL NUMBER: 771 B916n
[link]

TITLE: 40 Digital Photography Techniques
AUTHOR:
CALL NUMBER: 775 F7794 2007
[link]