Uberoi, N. K., & Foreword by Biswas, D. (2017). Environmental Management (2nd ed.). Excel Books.
Lua i Stíl Chicago (17ú heag.)Uberoi, N. K., agus Dilip Foreword by Biswas. Environmental Management. 2nd ed. New Delhi: Excel Books, 2017.
Lua MLA (9ú heag.)Uberoi, N. K., agus Dilip Foreword by Biswas. Environmental Management. 2nd ed. Excel Books, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.