Himmelblau, D. M. (1970). Process analysis by statistical methods. Wiley.
Lua i Stíl Chicago (17ú heag.)Himmelblau, David M. Process Analysis by Statistical Methods. New York: Wiley, 1970.
Lua MLA (8ú heag.)Himmelblau, David M. Process Analysis by Statistical Methods. Wiley, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.