APA-viite (7. p.)
Petrič, E. (2013). Foreign policy: From conception to diplomatic practice. Martinus Nijhoff Publishers.
Chicago-viite (17. p.)
Petrič, Ernest. Foreign Policy: From Conception to Diplomatic Practice. Leiden: Martinus Nijhoff Publishers, 2013.
MLA-viite (9. p.)
Petrič, Ernest. Foreign Policy: From Conception to Diplomatic Practice. Martinus Nijhoff Publishers, 2013.
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