Lua APA (7ú heag.)
Beckmann, M. J., & Künzi, H. P. (1980). Lecture Notes in economics and mathematical systems. Springer.
Lua i Stíl Chicago (17ú heag.)
Beckmann, Martin Josef, agus Hans Paul Künzi. Lecture Notes in Economics and Mathematical Systems. Berlin;Heidelberg, New York: Springer, 1980.
Lua MLA (9ú heag.)
Beckmann, Martin Josef, agus Hans Paul Künzi. Lecture Notes in Economics and Mathematical Systems. Springer, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.