APA (7th ed.) Citation

Mena, M. M. Combined treatment: An economical alternative approach to stream pollution control. U. P. Engineering research journal.

Chicago Style (17th ed.) Citation

Mena, Marino M. "Combined Treatment: An Economical Alternative Approach to Stream Pollution Control." U. P. Engineering Research Journal .

MLA (9th ed.) Citation

Mena, Marino M. "Combined Treatment: An Economical Alternative Approach to Stream Pollution Control." U. P. Engineering Research Journal, .

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