APA-viite

Ward, H., Chapelais, G., Kuhnle, G., Luben, R., Khaw, K., & Bingham, S. (2008). Urinary and serum biomarkers of phytoestrogen exposure are not associated with breast cancer risk in the European Prospective into Cancer Norfolk study. BioMed Central.

Chicago-tyylinen lähdeviittaus

Ward, H., G. Chapelais, GGC Kuhnle, R. Luben, KT Khaw, ja S. Bingham. Urinary and Serum Biomarkers of Phytoestrogen Exposure Are Not Associated With Breast Cancer Risk in the European Prospective Into Cancer Norfolk Study. BioMed Central, 2008.

MLA-viite

Ward, H., et al. Urinary and Serum Biomarkers of Phytoestrogen Exposure Are Not Associated With Breast Cancer Risk in the European Prospective Into Cancer Norfolk Study. BioMed Central, 2008.

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