Abramovitz, M. (1986). Catching up, forging ahead and falling behind. [s.n.].
Cita Chicago Style (17a ed.)Abramovitz, Moses. Catching Up, Forging Ahead and Falling Behind. [S.l.]: [s.n.], 1986.
Cita MLA (9a ed.)Abramovitz, Moses. Catching Up, Forging Ahead and Falling Behind. [s.n.], 1986.
Precaución: Estas citas no son 100% exactas.