Abramson, J., & Abramson , Z. H. (1999). Survey methods in community medicine: Epidemiological research programme evaluation clinical trials (5th ed.). Churchill Livingstone.
Citazione stile Chigago Style (17a edizione)Abramson, J.H, e Z. H. Abramson. Survey Methods in Community Medicine: Epidemiological Research Programme Evaluation Clinical Trials. 5th ed. London: Churchill Livingstone, 1999.
Citatione MLA (9a ed.)Abramson, J.H, e Z. H. Abramson. Survey Methods in Community Medicine: Epidemiological Research Programme Evaluation Clinical Trials. 5th ed. Churchill Livingstone, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.