APA (7th ed.) Citation

Adams, W. P., & Helbich, W. J. (1979). Directory of European historians of of Canada and the United States: Addresses, publications, research in progress. John-F.-Kennedy-Inst. für Nordamerikastudien.

Chicago Style (17th ed.) Citation

Adams, Willi Paul, and Wolfgang J. Helbich. Directory of European Historians of of Canada and the United States: Addresses, Publications, Research in Progress. Berlin: John-F.-Kennedy-Inst. für Nordamerikastudien, 1979.

MLA (9th ed.) Citation

Adams, Willi Paul, and Wolfgang J. Helbich. Directory of European Historians of of Canada and the United States: Addresses, Publications, Research in Progress. John-F.-Kennedy-Inst. für Nordamerikastudien, 1979.