Mahiwagang sangla [microform] - Teodoro, Roberto S.; Davila, Enrique H. Ngayon ay malaya ka na.; Sempio, Antonio G. Nayong manggagawa (Quezon City Photoduplication Service, 1975)
Microfilmed with 36 other titles.
Originally published by Palimbagang Tagumpay, Maynila, 1947.