Lee Archie and John G. Archie. Introduction to Ethical Studies: An Open Source Reader. Version 0.11 GDFL, 2003. (Not available at the Lander Bookstore.)
The textbook is available in these formats:
HTML:
http://philosophy.lander.edu/ethics/ethicsbook/book1.html
PDF:
http://philosophy.lander.edu/ethics/ethicsbook.pdf
Current Tarball:
http://philosophy.lander.edu/cgi-bin/viewcvs.cgi/
CVS Repository:
http://philosophy.lander.edu/cgi-bin/viewcvs.cgi/ethics-book/