APA:
Sivec, Ignac, Stark, Bill P. (2002). The species of Perla (Plecoptera: Perlidae): Evidence from egg morphology.
Scopolia, številka 49, str. 1-33.
URN:NBN:SI:DOC-NYS0TNJJ from http://www.dlib.si
MLA:
Sivec, Ignac, Stark, Bill P.. "The species of Perla (Plecoptera: Perlidae): Evidence from egg morphology."
Scopolia številka 49 (2002) str. 1-33.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-NYS0TNJJ>