African Trade Unions : a list of African Trade Unions and their publications = syndicats d' Afrique : une liste des syndicats africains et leurs publications

Speciaal nummer van 'Labor and development = Syndicalisme et développement' Date 1978

Africa's Trade union press : a discussion of its current status and future prospects : pan-African colloquium on the Trade Union press - december 1975 - Lomé, Togo

Speciale uitgave van "Labor and Development" Date 1976