APA

Ninth Conference of the American Members States of the International Labour Organisation, International Labour Organization, . (1970). Participation of employers' and workers' organisations in economic a nd social development. Geneva: International Labour Organization.

Chicago

Ninth Conference of the American Members States of the International Labour Organisation, International Labour Organization, . 1970. Participation of employers' and workers' organisations in economic a nd social development. Geneva: International Labour Organization.

Harvard

Ninth Conference of the American Members States of the International Labour Organisation, International Labour Organization, . (1970). Participation of employers' and workers' organisations in economic a nd social development. Geneva: International Labour Organization.

MLA

Ninth Conference of the American Members States of the International Labour Organisation, International Labour Organization, . Participation of employers' and workers' organisations in economic a nd social development. Geneva: International Labour Organization. 1970.