APA-čujuhus (7. p.)

Francis, P. H. (2000). Product Creation. Cengage Learning.

Chicago-čujuhus (17. p.)

Francis, Philip H. Product Creation. New Delhi: Cengage Learning, 2000.

MLA-čujuhus (9. p.)

Francis, Philip H. Product Creation. Cengage Learning, 2000.

Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.