APA način citiranja

Elkum, N., Dermime, S., Ajarim, D., Al-Zahrani, A., Alsayed, A., Tulbah, A., . . . Al-Tweigeri, T. (2007). Being 40 or younger is an independent risk factor for relapse in operable breast cancer patients: The Saudi Arabia experience. BioMed Central.

Čikaški stil citiranja

Elkum, Naser, et al. Being 40 or Younger Is an Independent Risk Factor for Relapse in Operable Breast Cancer Patients: The Saudi Arabia Experience. BioMed Central, 2007.

MLA način citiranja

Elkum, Naser, et al. Being 40 or Younger Is an Independent Risk Factor for Relapse in Operable Breast Cancer Patients: The Saudi Arabia Experience. BioMed Central, 2007.