APA način citiranja (7. izdanje)

Funke, M., & Niebuhr, A. (2001). Threshold Effects and Regional Economic Growth - Evidence from West Germany.

Čikaški stil citiranja (17. izdanje)

Funke, Michael, i Annekatrin Niebuhr. Threshold Effects and Regional Economic Growth - Evidence from West Germany. Hamburg, 2001.

MLA način citiranja (8. izdanje)

Funke, Michael, i Annekatrin Niebuhr. Threshold Effects and Regional Economic Growth - Evidence from West Germany. 2001.