Cita APA (7a ed.)

Arrow, K. J. (1961). Capital-labor substitution and economic efficiency. [s.n.].

Cita Chicago Style (17a ed.)

Arrow, Kenneth J. Capital-labor Substitution and Economic Efficiency. [S.l.]: [s.n.], 1961.

Cita MLA (9a ed.)

Arrow, Kenneth J. Capital-labor Substitution and Economic Efficiency. [s.n.], 1961.