APA-viite (7. p.)

Levnajic, Z. (2014). Facing ICT challenges in the era of social media. PL Academic Research.

Chicago-viite (17. p.)

Levnajic, Zoran. Facing ICT Challenges in the Era of Social Media. Frankfurt, Germany: PL Academic Research, 2014.

MLA-viite (9. p.)

Levnajic, Zoran. Facing ICT Challenges in the Era of Social Media. PL Academic Research, 2014.