what would be a good drafting refre
 

what would be a good drafting refre
what would be a good drafting refrence book for iso?
it has to be cheap :)
eng-tips forums is member supported.
have you looked into global standards or ansi y14.5m? they are the most widely used standards in the drafting/design field. i am not sure if they are covered by iso, but they might help.