Hittinger, R. (2007). The first grace: Rediscovering the natural law in a post-Christian world (Paperback edition.). ISI Books.
Chicago-čujuhus (17. p.)Hittinger, Russell. The First Grace: Rediscovering the Natural Law in a Post-Christian World. Paperback edition. Wilmington, DE: ISI Books, 2007.
MLA-čujuhus (9. p.)Hittinger, Russell. The First Grace: Rediscovering the Natural Law in a Post-Christian World. Paperback edition. ISI Books, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.