#24-2007 like every single year, Serbia issue topic for Joy of Europe" it start in 1969, and still have tradition. Issued on Sep 28, 2007, with again , stamp full of color - red, red blue, in full color! I really don't know if it is children's drawing, but if Yes, graphic author need to made some "fine" correction - here it is no case.
Single stamp, two children, happiness, simple, standard issue.
Single stamp will ask for 1.60 euro, sheet of 8+1 tab = 15.00 euro, and FDC just 2.70 euro.