How to select a home sewage treatment system
By: [Ronald E. Hermanson and Carl F. Engle]
Series: EB -- 1136.; Extension bulletin (Washington State University. Cooperative Extension) -- 1136.
Publisher: Cooperative Extension, College of Agriculture, Washington State University
Published: 1982
Place of publication: Pullman, Wash
Language: eng
Subjects: Sewage disposal in the ground; Septic tanks
Notes: Cover title.

"July 1982"--P. [3]