Bactol, Mercedes F.  <br/><br/>
Mathematics of smoking / 
Mercedes F. Bactol 
 - Philippines :   Papi Publishers, Inc.,   October 2017. 
 - volume 66, page 188. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Smoking.<br/>Cigarettes.<br/>Smoking cessation programs.
<br/><br/><label>Dewey Class. No.: </label>DPer 370.5 M720 June - December 2017 v66 no. 1-7