TY  - BOOK
AU  - Laak, Rein.
TI  - Wastewater engineering design for unsewered areas
SN  -  0877624623
U1  - 628.742 
PY  - 1986///
CY  - Lancaster
PB  - Technomic Pub. Co.
KW  - Sewage disposal, Rural
KW  - Design and construction
KW  - Sewage disposal plants
N1  -  Includes bibliographies and index
ER  -