Mirkin, B. G., & Fishburn, P. C. (1979). Group Vhoice. V. H. Winston ; distributed by Halsted Press.
Cita Chicago (17th ed.)Mirkin, B. G., i Peter C. Fishburn. Group Vhoice. Washington, D.C.: V. H. Winston ; distributed by Halsted Press, 1979.
Cita MLA (9th ed.)Mirkin, B. G., i Peter C. Fishburn. Group Vhoice. V. H. Winston ; distributed by Halsted Press, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.