Ferm, V. (1953). The american church of the protestan heritage. Philosophical Library.
Chicago-čujuhus (17. p.)Ferm, Vergilius. The American Church of the Protestan Heritage. Philosophical Library, 1953.
MLA-čujuhus (9. p.)Ferm, Vergilius. The American Church of the Protestan Heritage. Philosophical Library, 1953.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.