Liwayway ng kabuhayan kaligaligayang buhay ng tanging magkaibigang kapuwa ulila na si Constancio Amable at si Urbano de Diaz (na taga Villarica) [microform] - Ignacio, Cleto R. (Quezon City Photoduplication Service.University of the Philippines Library, 1977)
Microfilmed with 20 other titles.
Originally published by Limbagan at Aklatan ni P. Sayo Balo ni Soriano, Maynila