Masters, G. M. (1991). Introduction to Environmental Engineering and Science (Eastern Economy Edition.). Prentice-Hall of India Private Limited.
Citazione stile Chigago Style (17a edizione)Masters, Gilbert M. Introduction to Environmental Engineering and Science. Eastern Economy Edition. New Delhi: Prentice-Hall of India Private Limited, 1991.
Citatione MLA (9a ed.)Masters, Gilbert M. Introduction to Environmental Engineering and Science. Eastern Economy Edition. Prentice-Hall of India Private Limited, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.