APA (7th ed.) Citation

Harhoff, D. (1994). R&D and productivity in German manufacturing firms. Zentrum für Europäische Wirtschaftsforschung.

Chicago Style (17th ed.) Citation

Harhoff, Dietmar. R&D and Productivity in German Manufacturing Firms. Mannheim: Zentrum für Europäische Wirtschaftsforschung, 1994.

MLA (9th ed.) Citation

Harhoff, Dietmar. R&D and Productivity in German Manufacturing Firms. Zentrum für Europäische Wirtschaftsforschung, 1994.

Warning: These citations may not always be 100% accurate.