Johansson, M., Appleby, P., Allen, N., Travis, R., Roddam, A., Egevad, L., . . . Boeing, H. (2008). Circulating concentrations of folate and vitamin B12 in relation to prostate cancer risk: Results from the European Prospective Investigation into Cancer and Nutrition study.
芝加哥风格引文Johansson, M., et al. Circulating Concentrations of Folate and Vitamin B12 in Relation to Prostate Cancer Risk: Results from the European Prospective Investigation into Cancer and Nutrition Study. 2008.
MLA引文Johansson, M., et al. Circulating Concentrations of Folate and Vitamin B12 in Relation to Prostate Cancer Risk: Results from the European Prospective Investigation into Cancer and Nutrition Study. 2008.
警告：这些引文格式不一定是100％准确.