Ellazar, K., Padilla, J., Robles, K. M., & Valerio, A. P. (2004). A study on holding corporations in the Philippines as listed in the Philippine stock exchange from the years 1998-2002. Animo Repository.

Ellazar, Kathleen, Jonathan Padilla, Kristine May Robles, و Angela Paola Valerio. A Study On Holding Corporations in the Philippines As Listed in the Philippine Stock Exchange From the Years 1998-2002. Animo Repository, 2004.

Ellazar, Kathleen, Jonathan Padilla, Kristine May Robles, و Angela Paola Valerio. A Study On Holding Corporations in the Philippines As Listed in the Philippine Stock Exchange From the Years 1998-2002. Animo Repository, 2004.