Lafferty, Marilyn. "An ultrastructural, immunocytochemical demonstration of erythropoietin receptors on the developing erythrocytic cells of fetal mouse liver and human bone marrow /." Doctoral dissertation, Ohio State University, 1978. http://rave.ohiolink.edu/etdc/view?acc_num=osu1487083152951246Chicago Manual of Style (17th edition)