APA-čujuhus (7. p.)

Guaspari, J. (1985). I Know it when I see it: A modern fable about quality. Amacom.

Chicago-čujuhus (17. p.)

Guaspari, John. I Know It When I See It: A Modern Fable About Quality. New York: Amacom, 1985.

MLA-čujuhus (9. p.)

Guaspari, John. I Know It When I See It: A Modern Fable About Quality. Amacom, 1985.

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