Elementary statistics /hoel paul gerhard 1905著
Finite mathematics and calculus with applications to business /hoel paul gerhard 1905著
Introduction to statistical theory /hoel paul gerhard 1905著
Introduction to probability theory /hoel paul gerhard 1905著
Introduction to mathematical statistics /hoel paul gerhard 1905著
An introduction to mathematical statistics and its applications /larsen richard j著
Introduction to mathematical statistics /hogg robert v著