Guide to reverse osmosis water purification unit installation and operation.
APA Citation
United States. Dept. of the Air Force. (1999). Guide to reverse osmosis water purification unit installation and operation. [Washington, D.C.?]: Dept. of the Air Force.
MLA Citation
United States. Dept. of the Air Force. Guide to Reverse Osmosis Water Purification Unit Installation And Operation. [Washington, D.C.?]: Dept. of the Air Force, 1999.
Warning: These citations may not always be complete (especially for serials).