APA Citation

 Pankratz, T. M. (2001).  Environmental engineering dictionary and directory.  Lewis.

Chicago Style Citation

 Pankratz, Tom M.  Environmental Engineering Dictionary and Directory.  Lewis, 2001.

MLA Citation

 Pankratz, Tom M.  Environmental Engineering Dictionary and Directory.  Lewis, 2001.

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