Citação norma APA
Hammel, M. J. (2012). The artist's guide to GIMP: Creative techniques for photographers, artists, and designers (2nd ed.). No Starch Press.
Citação norma Chicago
Hammel, Michael J. The Artist's Guide to GIMP: Creative Techniques for Photographers, Artists, and Designers. 2nd ed. San Francisco: No Starch Press, 2012.
Citação norma MLA
Hammel, Michael J. The Artist's Guide to GIMP: Creative Techniques for Photographers, Artists, and Designers. 2nd ed. No Starch Press, 2012.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.