APA
Speegle, . (2005). Safety Health And Environmental Concepts For The Process Industry (Pb 2005). : Cengage.
Chicago
Speegle, . 2005. Safety Health And Environmental Concepts For The Process Industry (Pb 2005). : Cengage.
Harvard
Speegle, . (2005). Safety Health And Environmental Concepts For The Process Industry (Pb 2005). : Cengage.
MLA
Speegle, . Safety Health And Environmental Concepts For The Process Industry (Pb 2005). : Cengage. 2005.