APA:
Vrezec, Al (1998). Lefranc N., T. Worfolk (1997): Shrikes, a Guide to Shrikes of the World. Pica Press, Sussex.
Acrocephalus, volume 19, issue 87/88, str. 75-76.
URN:NBN:SI:DOC-11AB7YL9 from http://www.dlib.si
MLA:
Vrezec, Al. "Lefranc N., T. Worfolk (1997): Shrikes, a Guide to Shrikes of the World. Pica Press, Sussex."
Acrocephalus volume 19. issue 87/88 (1998) str. 75-76.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-11AB7YL9>