APA
Tippett L. H. C., . (1945). Statistics. London: Oxford University Press.
Chicago
Tippett L H C, . 1945. Statistics. London: Oxford University Press.
Harvard
Tippett L. H. C., . (1945). Statistics. London: Oxford University Press.
MLA
Tippett L H C, . Statistics. London: Oxford University Press. 1945.
