Montreal: Centre for Developing-Area Studies, McGill University, 1975. First Edition. Quarto (28cm.); original blue die-cut staplebound wrappers; 14 leaves printed from typescript. Fine. The Centre's Working Papers no. 3. "This paper was originally prepared for the Workshop on 'The Labouring Poor in the Third World: Perceptions of Strategy of Change' held at McGill University, Montreal, from 23-26 May 1975" (title page). Study of agricultural, manufacturing, and non-manufacturing labor in Argentina, Brazil, Colombia, Chile, Mexico, Peru, and Venezuela.