APA (7th ed.) Citation

Sengstack, J. (2013). Learning 3D Modeling in Photoshop. InfiniteSkills.

Chicago Style (17th ed.) Citation

Sengstack, Jeff. Learning 3D Modeling in Photoshop. [S.I.]: InfiniteSkills, 2013.

MLA (8th ed.) Citation

Sengstack, Jeff. Learning 3D Modeling in Photoshop. InfiniteSkills, 2013.

Warning: These citations may not always be 100% accurate.