ILO-ALEC National Seminar/Workshop for Trade Union Welfare and Education Officers. (1974). Population education for trade union officers: Papers. Asian Labor Education Center, University of the Philippines.
Lua i Stíl Chicago (17ú heag.)ILO-ALEC National Seminar/Workshop for Trade Union Welfare and Education Officers. Population Education for Trade Union Officers: Papers. Quezon City: Asian Labor Education Center, University of the Philippines, 1974.
Lua MLA (9ú heag.)ILO-ALEC National Seminar/Workshop for Trade Union Welfare and Education Officers. Population Education for Trade Union Officers: Papers. Asian Labor Education Center, University of the Philippines, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.