APA aipamena

International Labour Office. (1979). Vocational training and retraining of railwaymen. Geneva: International Labour Office.

Chicago Style aipamena

International Labour Office. Vocational Training and Retraining of Railwaymen. Geneva: International Labour Office, 1979.

MLA aipamena

International Labour Office. Vocational Training and Retraining of Railwaymen. Geneva: International Labour Office, 1979.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.