De Wild, J. H. Elements of show card writing A course of instruction on how to make business-building show cards.
Chicago-čujuhus (17. p.)De Wild, John H. Elements of Show Card Writing A Course of Instruction on How to Make Business-building Show Cards.
MLA-čujuhus (9. p.)De Wild, John H. Elements of Show Card Writing A Course of Instruction on How to Make Business-building Show Cards.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.