Cita APA (7th ed.)

Borup, M. B., & Middlebrooks, E. J. (1987). Pollution control in the petrochemicals industry. Lewis Publishers.

Cita Chicago (17th ed.)

Borup, M. Brett, i E. Joe Middlebrooks. Pollution Control in the Petrochemicals Industry. Chelsea, Mich: Lewis Publishers, 1987.

Cita MLA (9th ed.)

Borup, M. Brett, i E. Joe Middlebrooks. Pollution Control in the Petrochemicals Industry. Lewis Publishers, 1987.