%T Smalltalk-80, The Language and It's Implementation
%A Adele Goldberg
%A David Robson
%I Addison-Wesley
%D 1983
%K blue

%T Smalltalk-80 The Interactive Programming Environment
%A Adele Goldberg
%I Addison-Wesley
%D 1984
%K orange

%T Smalltalk-80 Bits of History, Words of Advice
%A Glenn Krasner
%I Addison-Wesley
%D 1983
%K green