Citazione Stile APA (7a Edizione)

(Author), E. D. (2002). The challenge of the informal economy. International Labour Organization.

Citazione stile Chigago Style (17a edizione)

(Author), Emile Delvaux. The Challenge of the Informal Economy. International Labour Organization, 2002.

Citatione MLA (9a ed.)

(Author), Emile Delvaux. The Challenge of the Informal Economy. International Labour Organization, 2002.