Fundamental photoshop.

MLA

Greenberg, Adele Droblas, and Seth Greenberg. Fundamental Photoshop. Berkeley: McGraw-Hill, 1994.

APA

Greenberg, A. Droblas, & Greenberg, S. (1994). Fundamental photoshop. Berkeley: McGraw-Hill.

Chicago

Greenberg, Adele Droblas, and Seth Greenberg. Fundamental Photoshop. Berkeley: McGraw-Hill, 1994.