APA:
R. P. Petruška (April 1921). Sirota.
Vertec (1871), volume 51, issue 3/4.
URN:NBN:SI:DOC-NGIRA4HJ from http://www.dlib.si
MLA:
R. P. Petruška. "Sirota."
Vertec (1871) volume 51. issue 3/4 (April 1921).
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-NGIRA4HJ>