Cita APA

Zook, P. D., & Zook, P. D. (1962). Foreing trade and human capital. Dallas, Tex.: Southern Methodist University Press.

Citación estilo Chicago

Zook, Paul D., y Paul D. Zook. Foreing Trade and Human Capital. Dallas, Tex.: Southern Methodist University Press, 1962.

Cita MLA

Zook, Paul D., y Paul D. Zook. Foreing Trade and Human Capital. Dallas, Tex.: Southern Methodist University Press, 1962.