APA (7e ed.) Bronvermelding

Gua̕s sobre Medio Ambiente, S. y. S. /. I. F. C. I. Environment, Health and Safety Guidelines for Integrated Steel Mills.

Chicago (17e ed.) Bronvermelding

Gua̕s sobre Medio Ambiente, Salud y Seguridad / International Finance Corporation IFC. Environment, Health and Safety Guidelines for Integrated Steel Mills.

MLA (9e ed.) Bronvermelding

Gua̕s sobre Medio Ambiente, Salud y Seguridad / International Finance Corporation IFC. Environment, Health and Safety Guidelines for Integrated Steel Mills.