Willi Ritschard, "Switzerland and the energy crisis", 1979-04-02
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资源简介：
Willi Ritschard, member of Swiss Federal Council, presents lecture and discussion on "Switzerland and the energy crisis", main auditorium, Annenberg School of Communications, University of Southern California, Los Angeles, California, USA, 12:00pm 1979 April 02.
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University of Southern California Digital Library (USC.DL)
创建时间：
2026-03-10
