Last updated at 4:17 pm UTC on 30 March 1999
Smalltalk-80: The Interactive Programming Environment; AdeleGoldberg, Addison-Wesley, 1984. ISBN 0-201-11372-4.
One of the three original primary references for Smalltalk, all usually referred to by color. See also: Blue Book and Green Book.
Sometimes also called the "Orange Book" – depending on whether you see its cover as red-orange or orange-red.