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Valentin Petkov
Born in 1960 in Sofia, Bulgaria. Bulgarian-American, Estonian resident. Education: Associate degree in Physics, started in UCSD and completed in BCC-WA state and Associate degree in Marine Engineer...lihat lebih banyakBorn in 1960 in Sofia, Bulgaria. Bulgarian-American, Estonian resident. Education: Associate degree in Physics, started in UCSD and completed in BCC-WA state and Associate degree in Marine Engineering from the Seattle Maritime Academy; speaking Bulgarian, Russian, English, German and French language.lihat lebih sedikit
Buku oleh Valentin Petkov
Make Business, Not War, or The Optimal Solutions of Major Problems