Schäfer, R. (2012). Historicizing strong metaphors: A challenge for conceptual history / Rieke Schäfer. Contributions to the history of concepts.
Lua i Stíl Chicago (17ú heag.)Schäfer, Rieke. "Historicizing Strong Metaphors: A Challenge for Conceptual History / Rieke Schäfer." Contributions to the History of Concepts 2012.
Lua MLA (8ú heag.)Schäfer, Rieke. "Historicizing Strong Metaphors: A Challenge for Conceptual History / Rieke Schäfer." Contributions to the History of Concepts, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.