Manarpaac, Chabelita C.  <br/><br/>
Modelling a tour route plan in Ilocos Norte / 
Chabelita C. Manarpaac, Von Jeuver O. Ortal 
 - City of Batac:  MMSU,   2022. 
 - x, 87 leaves:  28 cm. 
<br/><br/> Thesis (BS Mathematics) -- Mariano Marcos State University - College of Arts & Sciences, City of Batac, 2022. 
<br/><br/>Bibliography: leaf 67