Cita APA (7th ed.)

Robock, S. H., Simmonds, K., & Zwick, J. (1977). International business and multinational enterprises (Rev. ed.). R. D. Irwin.

Cita Chicago (17th ed.)

Robock, Stefan H., Kenneth Simmonds, i Jack Zwick. International Business and Multinational Enterprises. Rev. ed. Homewood, Ill.: R. D. Irwin, 1977.

Cita MLA (8th ed.)

Robock, Stefan H., et al. International Business and Multinational Enterprises. Rev. ed. R. D. Irwin, 1977.