APA-čujuhus (7. p.)
ebrary, Inc, & Hillary, R. (2000). ISO 14001: Case studies and practical experiences. Greenleaf Pub..
Chicago-čujuhus (17. p.)
ebrary, Inc, juo Ruth Hillary. ISO 14001: Case Studies and Practical Experiences. Sheffield: Greenleaf Pub., 2000.
MLA-čujuhus (9. p.)
ebrary, Inc, juo Ruth Hillary. ISO 14001: Case Studies and Practical Experiences. Greenleaf Pub., 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.