BONIWELL, Ilona  TUNARIU,  Aneta D. <br/><br/>
Positive psychology: theory, research and application  xiv, 313p.:ill. 
Ilona Boniwell and Aneta D. Tunariu 
 -  Open University Press  2019 
<br/><br/> It include index and references 
<br/><br/><label>ISBN: </label>970335262182