Catherwood, F. (1979). First things first. Intervarsity.
Chicago-čujuhus (17. p.)Catherwood, Frederick. First Things First. Illinois: Intervarsity, 1979.
MLA-čujuhus (9. p.)Catherwood, Frederick. First Things First. Intervarsity, 1979.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.