Essentials of statistics for the behavioral sciences 
Gravetter, Frederick J. 
 - 9th ed. 
 -  Cengage Learning, Inc.,  2020 
 - xvii, 589 pages 
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<br/><br/><label>ISBN: </label>978-9-81489671-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences. -- Statistical methods.
<br/><br/><label>Dewey Class. No.: </label>519.5024 G7769 2020