APA:
Bilovitz, Peter Othmar, Arup, Ulf, Mayrhofer, Helmut (2010). Contribution to the lichen biota of Slovenia.
Hladnikia (Ljubljana), issue 26, str. 15-20.
URN:NBN:SI:doc-FQWCMDNH from http://www.dlib.si
MLA:
Bilovitz, Peter Othmar, Arup, Ulf, Mayrhofer, Helmut. "Contribution to the lichen biota of Slovenia."
Hladnikia (Ljubljana) issue 26 (2010) str. 15-20.
<http://www.dlib.si/?URN=URN:NBN:SI:doc-FQWCMDNH>