APA (7th ed.) Zitazioa
SpringerLink (Online service), Kushida, C., Feng, P., Li, S., Dagan, Y., Nishino, S., . . . Winkelmann, J. Sleep Science and Practice. BioMed Central : Imprint: BioMed Central.
Chicago Style (17th ed.) Zitazioa
SpringerLink (Online service), et al. Sleep Science and Practice. London: BioMed Central : Imprint: BioMed Central.
MLA (9th ed.) Zitazioa
SpringerLink (Online service), et al. Sleep Science and Practice. BioMed Central : Imprint: BioMed Central.
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