HARVEY, P. BAGHRI, S. REED, B.
(2002):
Hygiene Promotion. Chapter 11.
In:
HARVEY, P.
; BAGHRI, S.
; REED, B.
;
(2002):
Emergency Sanitation: Assessment and Programme Design.
Loughborough:
163-175.
URL
[Accessed: 07.11.2016]