World Health Organization. (1991). Surface water drainage for low income communities. B R.
Chicago-стиль цитированияWorld Health Organization. Surface Water Drainage for Low Income Communities. Delhi: B R, 1991.
MLA-цитированиеWorld Health Organization. Surface Water Drainage for Low Income Communities. B R, 1991.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.