Remigio, Ompong.
Tuldok: ang pinagmulan ng buhay (the dot: the origin of life) - Quezon City Lampara Publishing House 2009 - 32
R283t
Tuldok: ang pinagmulan ng buhay (the dot: the origin of life) - Quezon City Lampara Publishing House 2009 - 32
R283t