Nelson, R. R. (1963). Aggregate production functions and medium-range growth projections. Rand Corp.
Chicago Style (17. basım) AtıfNelson, Richard R. Aggregate Production Functions and Medium-range Growth Projections. Santa Monica, Calif: Rand Corp, 1963.
MLA (9th ed.) AtıfNelson, Richard R. Aggregate Production Functions and Medium-range Growth Projections. Rand Corp, 1963.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..