Geddes, J. (2009). Clinical trial design: Horses for courses.
Chicago-čujuhus (17. p.)Geddes, J. Clinical Trial Design: Horses for Courses. 2009.
MLA-čujuhus (9. p.)Geddes, J. Clinical Trial Design: Horses for Courses. 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.