Official source of the standard

THE STANDARDS
The standards themselves are now most commonly procured in the form of downloads, usually in PDF format. The major two standards, ISO 14001 and ISO 14004, along with the audit standard ISO 19011, can be obtained via the ISO 14000 Download Page at BSI's Standards Direct outlet.
MANUAL, PROCEDURES, TEMPLATES
There are many commercial offerings of templates and tools to assist in the implementation and understanding of these environmental management standards. One of the most straight forward and widely used of these is the ISO 14000 and ISO 14001 Toolkit. This offers a wide range of fundamental items and forms targeted specifically at the standards.