Eichhorn, W., Henn, R., Opitz, O., & Shephard, R. W. (1978). Theory and Applications of Economic Indices: Proceedings of an International Symposium Held at the University of Karlsruhe April—June 1976 (1st ed. 1978.). Physica-Verlag HD. https://doi.org/10.1007/978-3-662-41486-6
Chicago-Zitierstil (17. Ausg.)Eichhorn, W., R. Henn, O. Opitz, und R. W. Shephard. Theory and Applications of Economic Indices: Proceedings of an International Symposium Held at the University of Karlsruhe April—June 1976. 1st ed. 1978. Heidelberg: Physica-Verlag HD, 1978. https://doi.org/10.1007/978-3-662-41486-6.
MLA-Zitierstil (9. Ausg.)Eichhorn, W., et al. Theory and Applications of Economic Indices: Proceedings of an International Symposium Held at the University of Karlsruhe April—June 1976. 1st ed. 1978. Physica-Verlag HD, 1978. https://doi.org/10.1007/978-3-662-41486-6.