Cruz, C. (2011). Sleepover survival guide. Workingmom.
Chicago Style aipamenaCruz, Chris. "Sleepover Survival Guide." Workingmom 2011.
MLA aipamenaCruz, Chris. "Sleepover Survival Guide." Workingmom, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.