APA način citiranja

Crosby, B., LeBourgeois, M. K., & Harsh, J. (2005). Racial Differences in Reported Napping and Nocturnal Sleep in 2- to 8-Year-Old Children.

Čikaški stil citiranja

Crosby, Brian, Monique K. LeBourgeois, i John Harsh. Racial Differences in Reported Napping and Nocturnal Sleep in 2- to 8-Year-Old Children. 2005.

MLA način citiranja

Crosby, Brian, Monique K. LeBourgeois, i John Harsh. Racial Differences in Reported Napping and Nocturnal Sleep in 2- to 8-Year-Old Children. 2005.