APA način citiranja (7. izdanje)
Hawley, R. A. (2013). Grome terrain modeling with Ogre3D, UDK, and Unity3D: Create massive terrains and export them to the most popular game engines. Packt Pub..
Čikaški stil citiranja (17. izdanje)
Hawley, Richard A. Grome Terrain Modeling with Ogre3D, UDK, and Unity3D: Create Massive Terrains and Export Them to the Most Popular Game Engines. Birmingham: Packt Pub., 2013.
MLA način citiranja (9. izdanje)
Hawley, Richard A. Grome Terrain Modeling with Ogre3D, UDK, and Unity3D: Create Massive Terrains and Export Them to the Most Popular Game Engines. Packt Pub., 2013.
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