Chuprov, A. A., & Kantorowittz, M. 1. (1939). Principles of the mathematical theory of correlation. W. Hodge.
Lua i Stíl Chicago (17ú heag.)Chuprov, Alexander Aleksandrovich, agus Myron 1895 Kantorowittz. Principles of the Mathematical Theory of Correlation. London: W. Hodge, 1939.
Lua MLA (9ú heag.)Chuprov, Alexander Aleksandrovich, agus Myron 1895 Kantorowittz. Principles of the Mathematical Theory of Correlation. W. Hodge, 1939.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.