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Petkov, Krasimir k.i.n.

2 books

Books by Petkov, Krasimir k.i.n.

Mnogoezichen rechnik na sŭkras
Mnogoezichen rechnik na sŭkrashtenii︠a︡ta
1993
Vŭnshnoikonomicheski problemi
Vŭnshnoikonomicheski problemi na intenzivnoto razvitie na mezhdunarodnii͡a︡ turizŭm v NRB
1981