APA:
Menichetti, Marco (2011). Hypogenic caves in western Umbria (central Italy).
Acta carsologica, volume 40, issue 1, str. 129-145.
URN:NBN:SI:DOC-WE9ETKVV from http://www.dlib.si
MLA:
Menichetti, Marco. "Hypogenic caves in western Umbria (central Italy)."
Acta carsologica volume 40. issue 1 (2011) str. 129-145.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-WE9ETKVV>