MLA

Eckhoff, Rolf, and Rolf K Eckhoff. Explosion Hazards In the Process Industries. Gulf Publishing Company, 2006.

APA

Eckhoff, R., & Eckhoff, R. K. (2006). Explosion Hazards in the Process Industries. Gulf Publishing Company.

Chicago

Eckhoff, Rolf, and Rolf K Eckhoff. Explosion Hazards In the Process Industries. : Gulf Publishing Company, 2006.