Mahiwagang sangla [microform]

書目詳細資料
主要作者:	Teodoro, Roberto S.
其他作者:	Davila, Enrique H. Ngayon ay malaya ka na, Sempio, Antonio G. Nayong manggagawa
格式:	Visual Material
出版:	Quezon City Photoduplication Service University of the Philippines Library, 1975.