Libo-on, John Patrick
Producing a hydrophopic envelope from the used paper of the Senior High School Department of Our Lady of Perpetual Succor College. - Marikina City. - vi, 75pages; illustration; 28cm
Includes: references
1. Waste paper -- Recycling -- Case studies
TS 1120.5 / I52 2019
Producing a hydrophopic envelope from the used paper of the Senior High School Department of Our Lady of Perpetual Succor College. - Marikina City. - vi, 75pages; illustration; 28cm
Includes: references
1. Waste paper -- Recycling -- Case studies
TS 1120.5 / I52 2019