APA (7th ed.) Citation

Sahlin, D. (2009). Digital portrait photography for dummies (1st edition.). For Dummies.

Chicago Style (17th ed.) Citation

Sahlin, Doug. Digital Portrait Photography for Dummies. 1st edition. Hoboken, N.J.: For Dummies, 2009.

MLA (9th ed.) Citation

Sahlin, Doug. Digital Portrait Photography for Dummies. 1st edition. For Dummies, 2009.