Cita APA (7a ed.)

(Author), A. S., & Ratnam, C. S. V. (2005). Informal economy: The growing challenge for labour administration. International Labour Organization.

Cita Chicago Style (17a ed.)

(Author), A. Sivananthiran, y C. S. Venkata Ratnam. Informal Economy: The Growing Challenge for Labour Administration. International Labour Organization, 2005.

Cita MLA (9a ed.)

(Author), A. Sivananthiran, y C. S. Venkata Ratnam. Informal Economy: The Growing Challenge for Labour Administration. International Labour Organization, 2005.