Sturm, J., & Wollmershuser, T. (2005). Ifo Survey Data in Business Cycle and Monetary Policy Analysis. Physica-Verlag HD. https://doi.org/10.1007/b138140
Chicago-čujuhus (17. p.)Sturm, Jan-Egbert, juo Timo Wollmershuser. Ifo Survey Data in Business Cycle and Monetary Policy Analysis. Heidelberg: Physica-Verlag HD, 2005. https://doi.org/10.1007/b138140.
MLA-čujuhus (9. p.)Sturm, Jan-Egbert, juo Timo Wollmershuser. Ifo Survey Data in Business Cycle and Monetary Policy Analysis. Physica-Verlag HD, 2005. https://doi.org/10.1007/b138140.
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