Which CSL rules hold in Łukasiewicz's 3-valued logic?

Question

CSL is classical logic. So I'm talking about the basic introduction and elimination rules (conditional, biconditional, disjunction, conjunction and negation).

I'm not talking about his infinite-valued logical theory, but the 3-valued one where any atomic sentence can be given T,F or I. (See the Wikipedia article here:

http://en.wikipedia.org/wiki/Three-valued_logic