Gahan, W. (1803). A short and easy method to discern the true religion from all the different sects which assume that name undeservedly. Printed by H. Fitzpatrick.
Lua i Stíl Chicago (17ú heag.)Gahan, William. A Short and Easy Method to Discern the True Religion from All the Different Sects Which Assume That Name Undeservedly. Dublin: Printed by H. Fitzpatrick, 1803.
Lua MLA (8ú heag.)Gahan, William. A Short and Easy Method to Discern the True Religion from All the Different Sects Which Assume That Name Undeservedly. Printed by H. Fitzpatrick, 1803.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.