APA:
Šebela, Stanka (2010). Accesses from the surface to the Postojna cave system.
Annales. Series historia naturalis, volume 20, issue 1, str. 55-64.
URN:NBN:SI:DOC-GDWKJEVG from http://www.dlib.si
MLA:
Šebela, Stanka. "Accesses from the surface to the Postojna cave system."
Annales. Series historia naturalis volume 20. issue 1 (2010) str. 55-64.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-GDWKJEVG>