APA
Hoel P. G., . (1984). Introduction to mathematical statistics. New York: Wiley.
Chicago
Hoel Paul Gerhard, . 1984. Introduction to mathematical statistics. New York: Wiley.
Harvard
Hoel P. G., . (1984). Introduction to mathematical statistics. New York: Wiley.
MLA
Hoel Paul Gerhard, . Introduction to mathematical statistics. New York: Wiley. 1984.