Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (9ú heag.)

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

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