Silver, M. S., & Heravi, S. (2006). Why elementary price index number formulas differ: Price dispersion and product heterogeneity. International Monetary Fund, IMF Institute.
Παραπομπή σε μορφή Chicago (17η εκδ.)Silver, M. S., και Saeed Heravi. Why Elementary Price Index Number Formulas Differ: Price Dispersion and Product Heterogeneity. [Washington, D.C.]: International Monetary Fund, IMF Institute, 2006.
Παραπομπή σε μορφή MLA (9th εκδ.)Silver, M. S., και Saeed Heravi. Why Elementary Price Index Number Formulas Differ: Price Dispersion and Product Heterogeneity. International Monetary Fund, IMF Institute, 2006.
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