Citação norma APA

(1981). Guide to tools and equipment for labour-based road construction. International Labour Office.

Citação norma Chicago

Guide to Tools and Equipment for Labour-based Road Construction. Geneva: International Labour Office, 1981.

Citação norma MLA

Guide to Tools and Equipment for Labour-based Road Construction. International Labour Office, 1981.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.