Francis, J. C. (1992). Schaum`s outline of theory and problems of investments. Mc graw hill.
Lua i Stíl Chicago (17ú heag.)Francis, Jack Clark. Schaum`s Outline of Theory and Problems of Investments. New york: Mc graw hill, 1992.
Lua MLA (9ú heag.)Francis, Jack Clark. Schaum`s Outline of Theory and Problems of Investments. Mc graw hill, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.