APA (7th ed.) Citation

Omega Engineering, Inc. (1990). The pH and conductivity handbook. Omega Engineering, Inc.

Chicago Style (17th ed.) Citation

Omega Engineering, Inc. The PH and Conductivity Handbook. Stamford, Ct: Omega Engineering, Inc, 1990.

MLA (9th ed.) Citation

Omega Engineering, Inc. The PH and Conductivity Handbook. Omega Engineering, Inc, 1990.

Warning: These citations may not always be 100% accurate.