books

Books about Viergutz:

booksDie Berliner Mauer 1961-1989: Fotografien aus den Beständen des Landesarchivs Berlin von Volker Viergutz (2011... by Volker Viergutz (1000)

wiki

Wiki information Viergutz:

Alan J. Viergutz
Person

Alan J. Viergutz is the president of Grupo Centec. Viergutz is a former president of the Venezuelan Oil Chamber and works additionally as an oil-industry analyst.