Äîáàâëåíû íîâûå âèäåîðîëèêè â ðàçäåë "Ïóáëèêàöèè"

Ðîëèêè íà àíãëèéñêîì ÿçûêå, íî âñå î÷åíü òîëêîâî è äîñòóïíî

http://www.youtube.com/watch?v=P64AhetQf2c&feature=plcp

http://www.youtube.com/watch?v=9PHxP2Oqe6U&feature=plcp

http://www.youtube.com/watch?v=urFMfpiEFaw&feature=plcp

http://www.youtube.com/watch?v=_neWHzfaWUg&feature=plcp

http://www.youtube.com/watch?v=A_l7ZM8f-hc&feature=plcp