World Health Organization. (1991). Surface water drainage for low income communities. B R.
シカゴスタイル引用形World Health Organization. Surface Water Drainage for Low Income Communities. Delhi: B R, 1991.
MLA引用形式World Health Organization. Surface Water Drainage for Low Income Communities. B R, 1991.
警告: この引用は必ずしも正確ではありません.