APA:
Hellström, Peter, Helander, Björn (2012). A preliminary overview of monitoring for raptors in Sweden.
Acrocephalus, letnik 33, številka 154/155, str. 277-282.
URN:NBN:SI:doc-XKNQ4AW7 from http://www.dlib.si
MLA:
Hellström, Peter, Helander, Björn. "A preliminary overview of monitoring for raptors in Sweden."
Acrocephalus letnik 33. številka 154/155 (2012) str. 277-282.
<http://www.dlib.si/?URN=URN:NBN:SI:doc-XKNQ4AW7>