APA:
Palma, Luis (2012). A preliminary overview of monitoring for raptors in Portugal.
Acrocephalus, volume 33, issue 154/155, str. 309-313.
URN:NBN:SI:doc-A76PSON4 from http://www.dlib.si
MLA:
Palma, Luis. "A preliminary overview of monitoring for raptors in Portugal."
Acrocephalus volume 33. issue 154/155 (2012) str. 309-313.
<http://www.dlib.si/?URN=URN:NBN:SI:doc-A76PSON4>