APA
Frederick P. Li, . (1999). Cancer Epidemiology Biomarkers & Prevention. Philadelphia: American Association for Cancer Research.
Chicago
Frederick P. Li, . 1999. Cancer Epidemiology Biomarkers & Prevention. Philadelphia: American Association for Cancer Research.
Harvard
Frederick P. Li, . (1999). Cancer Epidemiology Biomarkers & Prevention. Philadelphia: American Association for Cancer Research.
MLA
Frederick P. Li, . Cancer Epidemiology Biomarkers & Prevention. Philadelphia: American Association for Cancer Research. 1999.