For works of this author written in collaboration with Laurence Klavan under the joint pseudonym of Margaret Tracy, search also under: Tracy, Margaret. Works by this author are entered under the name in the item. For a listing of other names used by this author, search also under  Peterson, Keith, 1954-  

For works of this author written in collaboration with Andrew Klavan under the joint pseudonym of Margaret Tracy, search also under: Tracy, Margaret