Angeles, N. M., Olgado, B. S., & Lagrama, E. R., C. (2019). The Marikina shoe industry heritage as seen in the photographs: from 1965 to 2012: An output of the graduate thesis entitled: tracing Marikina city's cultural heritage through the appraisal and documentation of the Marikina shoe industry photographs. School of Library and Information Studies, University of the Philippines Diliman.

Angeles, Nonet M., Benedict S. Olgado, a Eimee Rhea Lagrama, C. The Marikina Shoe Industry Heritage as Seen in the Photographs: From 1965 to 2012: An Output of the Graduate Thesis Entitled: Tracing Marikina City's Cultural Heritage Through the Appraisal and Documentation of the Marikina Shoe Industry Photographs. Quezon City: School of Library and Information Studies, University of the Philippines Diliman, 2019.

Angeles, Nonet M., et al. The Marikina Shoe Industry Heritage as Seen in the Photographs: From 1965 to 2012: An Output of the Graduate Thesis Entitled: Tracing Marikina City's Cultural Heritage Through the Appraisal and Documentation of the Marikina Shoe Industry Photographs. School of Library and Information Studies, University of the Philippines Diliman, 2019.