APA: 
Cvetkov, Monika, Tajnšek, Anton (2009). Soil organic matter changes according to the application of organic and mineral fertilizers within long-term experiments. 
Acta agriculturae Slovenica, letnik 93, številka 3, str. 311-320. 
URN:NBN:SI:DOC-KCIO3UX1 from http://www.dlib.si
 
                           MLA: 
Cvetkov, Monika, Tajnšek, Anton. "Soil organic matter changes according to the application of organic and mineral fertilizers within long-term experiments." 
Acta agriculturae Slovenica letnik 93. številka 3 (2009) str. 311-320.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-KCIO3UX1>