APA

Korte (George B), . (2001). The Gis Book 5/Ed. : .

Chicago

Korte (George B), . 2001. The Gis Book 5/Ed. : .

Harvard

Korte (George B), . (2001). The Gis Book 5/Ed. : .

MLA

Korte (George B), . The Gis Book 5/Ed. : . 2001.