Postscriptum on Color Management (2000) is a little book by Stefan Brües (University of Wüppertal, Germany) that can be ordered to GretagMachbet at $30. Contents:

1. Why Color Management?
2. An Introduction to Colorimetry
3. The Components of a Color Management System
4. Calibration and Profiling of Input and Output Systems
5. Implementing Color Management Today
6. Color Management in Photoshop and QuarkXPress

A pdf file (1.3 Mb) with the first three chapters (44 pages) is online and can be freely downloaded at EyeOne site.

ICCABC (1999) is a three-parts ICC workflows tutorial by Henrik Holmegaard. Only two parts are at the moment available. Contents:

1. Color by Design
2. Monitoring Color
3. Building Proofer Profiles
4. Proofing Spot Color

The pdf files (24+28 pages, 1.6+1.3 Mb) can be freely downloaded at this dedicated site.

Principle of Color Management (1999) by Don Hutcheson is a simple and gently overview of how color managment works (pdf 1.2 Mb).

In the article The Ins and Outs of Rendering Intents (The Most Complicated Part of Using Color Management) Joseph Holmes comments about several technical and practical aspects of ICC color management.

In Realizing Good Intentions with Rendering Intents (2001) Bruce Fraser explain in a simple manner and with ten illustrations what rendering intents are.

The specification for PostScript Color Management are on the PostScript Language Reference, Section 4.8, Color Spaces. The pdf (912 pages, 7.5 Mbyte) is on the Adobe official site.