Pamela Ching. (2003). Bubbles is Selfish. Sterling.
Chicago-čujuhus (17. p.)Pamela Ching. Bubbles Is Selfish. Sterling, 2003.
MLA-čujuhus (9. p.)Pamela Ching. Bubbles Is Selfish. Sterling, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.