Henkel, R. (2006). South Eastern European countries on their way to Europe. Forum Ifl 5.
استشهاد بنمط شيكاغوHenkel, Reinhard. "South Eastern European Countries On Their Way to Europe." Forum Ifl 5 2006.
MLA استشهادHenkel, Reinhard. "South Eastern European Countries On Their Way to Europe." Forum Ifl 5 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.