Cita APA (7a ed.)

Vajda, I., & Simai, M. (1971). Foreign trade in a planned economy. University Press.

Cita Chicago Style (17a ed.)

Vajda, Imre, y Mihaly Simai. Foreign Trade in a Planned Economy. Cambridge [Eng.]: University Press, 1971.

Cita MLA (9a ed.)

Vajda, Imre, y Mihaly Simai. Foreign Trade in a Planned Economy. University Press, 1971.