Jones, J. W. (1917). The greatest problem of the race - its own conservation. Printed at the Ohio State Reformatory.
Lua i Stíl Chicago (17ú heag.)Jones, John Williams. The Greatest Problem of the Race - Its Own Conservation. [Mansfield: Printed at the Ohio State Reformatory, 1917.
Lua MLA (8ú heag.)Jones, John Williams. The Greatest Problem of the Race - Its Own Conservation. Printed at the Ohio State Reformatory, 1917.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.