APA aipamena

Bhalla, A. S. (1992). Environment, employment, and development. International Labour Office.

Chicago Style aipamena

Bhalla, A. S. Environment, Employment, and Development. Geneva: International Labour Office, 1992.

MLA aipamena

Bhalla, A. S. Environment, Employment, and Development. International Labour Office, 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.