APA Цитирование

International Labour Office. (1981). Year book of labour statistics 1981 (41.). International Labour Office.

Chicago-стиль цитирования

International Labour Office. Year Book of Labour Statistics 1981. 41. Geneva: International Labour Office, 1981.

MLA-цитирование

International Labour Office. Year Book of Labour Statistics 1981. 41. International Labour Office, 1981.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.