APA:
Catsadorakis, Giorgos (2001). The biogeography of Prespa: knowledge and ignorance.
Annales. Series historia naturalis, volume 11, issue 1=23, str. 17.
URN:NBN:SI:doc-83LWY4OR from http://www.dlib.si
MLA:
Catsadorakis, Giorgos. "The biogeography of Prespa: knowledge and ignorance."
Annales. Series historia naturalis volume 11. issue 1=23 (2001) str. 17.
<http://www.dlib.si/?URN=URN:NBN:SI:doc-83LWY4OR>