Nelson, R. R. (1963). Aggregate production functions and medium-range growth projections. Rand Corp.
Chicago-viite (17. p.)Nelson, Richard R. Aggregate Production Functions and Medium-range Growth Projections. Santa Monica, Calif: Rand Corp, 1963.
MLA-viite (9. p.)Nelson, Richard R. Aggregate Production Functions and Medium-range Growth Projections. Rand Corp, 1963.
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