Manansala, Leo D. (2008) The effects of manufacturing practices and strategy integration on manufacturing capabilities. Masters thesis, De La Salle University - Dasmariñas.
Desingano, Jesse S. and Manansala, Leo D. (2002) Recycling used rubber tire using vacuum gasification to produce electricity : alternative power source of the Philippines. Undergraduate thesis, De La Salle University-Dasmariñas.
Alcantara, Reynaldo R. and Manansala, Leo D. (2002) Reduction of soldering defect of NSK-A125 Product in Cavite Nagano Seiko, Incorporated. Undergraduate thesis, De La Salle University-Dasmariñas.