APA:
Nikolov, Stoyan Ch., Georgiev, Dimiter, Ivanov, Bojidar, Iankov, Petar (2006). A recent evidence of the spring migration of mediterranean shearwater Puffinus yelkouan along the Bulgarian black sea coast.
Acrocephalus, letnik 27, številka 128/129, str. 91-92.
URN:NBN:SI:DOC-PQCP3FMH from http://www.dlib.si
MLA:
Nikolov, Stoyan Ch., Georgiev, Dimiter, Ivanov, Bojidar, Iankov, Petar. "A recent evidence of the spring migration of mediterranean shearwater Puffinus yelkouan along the Bulgarian black sea coast."
Acrocephalus letnik 27. številka 128/129 (2006) str. 91-92.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-PQCP3FMH>