APA-viite (7. p.)
ebrary, Inc, & Higgins, M. L. (2011). Advances in economic forecasting. W.E. Upjohn Institute for Employment Research.
Chicago-viite (17. p.)
ebrary, Inc, ja Matthew L. Higgins. Advances in Economic Forecasting. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2011.
MLA-viite (9. p.)
ebrary, Inc, ja Matthew L. Higgins. Advances in Economic Forecasting. W.E. Upjohn Institute for Employment Research, 2011.
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