European centres of expertise in water and wastewater treatment technology
Subtitle: directory of European activities
By: compiled and published by Martech Publications.
Contributors: Metra Martech (Firm)
Edition: 2nd ed.
Publisher: Metra Martech
Published: 1991
Place of publication: London
Language: eng
Subjects: Sewage -- Purification -- Directories.; Water -- Purification -- Directories.
Notes: Previous ed.: 1989.