Uberoi, N. K., & Foreword by Biswas, D. (2017). Environmental Management (2nd ed.). Excel Books.
Chicago-čujuhus (17. p.)Uberoi, N. K., juo Dilip Foreword by Biswas. Environmental Management. 2nd ed. New Delhi: Excel Books, 2017.
MLA-čujuhus (9. p.)Uberoi, N. K., juo Dilip Foreword by Biswas. Environmental Management. 2nd ed. Excel Books, 2017.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.