APA

Departament of Health and Human Services. (Washington), . (2002). Niosh pocket guide to chemical hazards. Washington, D. C: Departament of Health and Human Services.

Chicago

Departament of Health and Human Services. (Washington), . 2002. Niosh pocket guide to chemical hazards. Washington, D. C: Departament of Health and Human Services.

Harvard

Departament of Health and Human Services. (Washington), . (2002). Niosh pocket guide to chemical hazards. Washington, D. C: Departament of Health and Human Services.

MLA

Departament of Health and Human Services. (Washington), . Niosh pocket guide to chemical hazards. Washington, D. C: Departament of Health and Human Services. 2002.