Παραπομπή σε μορφή APA (7η εκδ.)

Ellman, M. (1973). Planning problems in the USSR: The contribution of mathematical economics to their solution 1960-1971. Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ellman, Michael. Planning Problems in the USSR: The Contribution of Mathematical Economics to Their Solution 1960-1971. Cambridge: Cambridge University Press, 1973.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ellman, Michael. Planning Problems in the USSR: The Contribution of Mathematical Economics to Their Solution 1960-1971. Cambridge University Press, 1973.