Churchman, C. .. e. a. (1957). Introduction To Operation Research C. West Churchman; Russel L. Alkoff And E. Leonard Arnoff. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Churchman, C.West ... et. all. Introduction To Operation Research C. West Churchman; Russel L. Alkoff And E. Leonard Arnoff. John Wiley & Sons, 1957.
Lua MLA (8ú heag.)Churchman, C.West ... et. all. Introduction To Operation Research C. West Churchman; Russel L. Alkoff And E. Leonard Arnoff. John Wiley & Sons, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.