Abramson, J. H. (2008). Research methods in community medicine: Surveys, epidemiological research, programme evaluation, clinical trials (Sixth edition.). John Wiley & Sons, ltd.
Chicago-Zitierstil (17. Ausg.)Abramson, J. H. Research Methods in Community Medicine: Surveys, Epidemiological Research, Programme Evaluation, Clinical Trials. Sixth edition. Chichester, West Sussex, England: John Wiley & Sons, ltd, 2008.
MLA-Zitierstil (9. Ausg.)Abramson, J. H. Research Methods in Community Medicine: Surveys, Epidemiological Research, Programme Evaluation, Clinical Trials. Sixth edition. John Wiley & Sons, ltd, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.