Cost Engineering Academy Seminar Calculation & Negotiation Frank Weinert Steffen Goebel Prof. Dr. Elmar Bräkling ← Zurück Weiter → vlnr.: Prof. Dr. Elmar Bräkling, Frank Weinert, Steffen Goebel Cost Engineering Academy Seminar Calculation & Negotiation Frank Weinert Steffen Goebel Prof. Dr. Elmar Bräkling