Citazione Stile APA (7a Edizione)

W.Eichhorn, R. Henn, O.Opitz, & R.W. Shephard. (1974). Production theory: Proceedings of an International Seminar held at the University of Karlsruhe May-July 1973. Springer-Verlag.

Citazione stile Chigago Style (17a edizione)

W.Eichhorn, R. Henn, O.Opitz, e R.W. Shephard. Production Theory: Proceedings of an International Seminar Held at the University of Karlsruhe May-July 1973. Berlin, Germany: Springer-Verlag, 1974.

Citatione MLA (9a ed.)

W.Eichhorn, et al. Production Theory: Proceedings of an International Seminar Held at the University of Karlsruhe May-July 1973. Springer-Verlag, 1974.