Armknecht Jr., P., & Maitland-Smith, F. (1999). Price Imputation and Other Techniques for Dealing with Missing Observations, Seasonality and Quality Change in Price Indices. International Monetary Fund.
Цитирование в стиле Чикаго (17-е изд.)Armknecht Jr., Paul, и Fenella Maitland-Smith. Price Imputation and Other Techniques for Dealing with Missing Observations, Seasonality and Quality Change in Price Indices. Washington, D.C.: International Monetary Fund, 1999.
Цитирование MLA (8-е изд.)Armknecht Jr., Paul, и Fenella Maitland-Smith. Price Imputation and Other Techniques for Dealing with Missing Observations, Seasonality and Quality Change in Price Indices. International Monetary Fund, 1999.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.