APA (7th ed.) Citation

(1999). GIMP: The official handbook : the Gimp user's manual version 1.0.1 / Karin Kylander & Olof S. Kylander.

Chicago Style (17th ed.) Citation

GIMP: The Official Handbook : The Gimp User's Manual Version 1.0.1 / Karin Kylander & Olof S. Kylander. 1999.

MLA (9th ed.) Citation

GIMP: The Official Handbook : The Gimp User's Manual Version 1.0.1 / Karin Kylander & Olof S. Kylander. 1999.

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