Gray, R., & Wheatley, K. (1991). How to avoid bias when comparing bone marrow transplantation with chemotherapy.
芝加哥风格引文Gray, R., 与 K. Wheatley. How to Avoid Bias When Comparing Bone Marrow Transplantation with Chemotherapy. 1991.
MLA引文Gray, R., 与 K. Wheatley. How to Avoid Bias When Comparing Bone Marrow Transplantation with Chemotherapy. 1991.
警告：这些引文格式不一定是100％准确.