APA-viite

Fida, H. R., & Abdelmoneim, I. (2013). Prevalence of smoking among secondary school male students in Jeddah, Saudi Arabia: A survey study. BioMed Central.

Chicago-tyylinen lähdeviittaus

Fida, Hashim R., ja Ismail Abdelmoneim. Prevalence of Smoking Among Secondary School Male Students in Jeddah, Saudi Arabia: A Survey Study. BioMed Central, 2013.

MLA-viite

Fida, Hashim R., ja Ismail Abdelmoneim. Prevalence of Smoking Among Secondary School Male Students in Jeddah, Saudi Arabia: A Survey Study. BioMed Central, 2013.

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