APA (7th ed.) Zitazioa
(2013). Trade Unions and cooperatives: Where are we at? (Fifth edition.). International Labour Office.
Chicago Style (17th ed.) Zitazioa
Trade Unions and Cooperatives: Where Are We at? Fifth edition. Geneva, Switzerland: International Labour Office, 2013.
MLA (9th ed.) Zitazioa
Trade Unions and Cooperatives: Where Are We at? Fifth edition. International Labour Office, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.