International Philosophical Quarterly, March 1998 Vol. XXXVIII, No. 1 Issue No. 149
...an interesting supplement to his logic text Symbolic Logic where he skillfully included deontic, alethic modal, and imperative logics...Here he provides some content and examples to the formal structure of his earlier text in a way that should benefit students provided with this background..
Philosophy in Review, Vol. 17, No. 1-3, 1997