Lua APA (7ú heag.)
Robertson, W. A., & Ross, F. A. (1907). Actuarial theory. Oliver and Boyd.
Lua i Stíl Chicago (17ú heag.)
Robertson, William Alexander, agus Federick A. Ross. Actuarial Theory. Edinburgh: Oliver and Boyd, 1907.
Lua MLA (9ú heag.)
Robertson, William Alexander, agus Federick A. Ross. Actuarial Theory. Oliver and Boyd, 1907.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.