Professional. Water (Prevention & Control of Pollution) Act, 1974. Professional Book Publishers.
Citazione stile Chigago Style (17a edizione)Professional. Water (Prevention & Control of Pollution) Act, 1974. Professional Book Publishers.
Citatione MLA (9a ed.)Professional. Water (Prevention & Control of Pollution) Act, 1974. Professional Book Publishers.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.