Collette, D. Two-Sided Trees for Sentential Logic, Predicate Logic, and Sentential Modal Logic.
Chicago-referens (17:e uppl.)Collette, D. Two-Sided Trees for Sentential Logic, Predicate Logic, and Sentential Modal Logic.
MLA-referens (9:e uppl.)Collette, D. Two-Sided Trees for Sentential Logic, Predicate Logic, and Sentential Modal Logic.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.