Joseph, T. (2004). Environmental management (2nd.). Himalaya.
Chicago-čujuhus (17. p.)Joseph, T. Environmental Management. 2nd. Mumbai: Himalaya, 2004.
MLA-čujuhus (9. p.)Joseph, T. Environmental Management. 2nd. Himalaya, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.