Essay: "Stallone vs. Springsteen", "Playboy" (USA), April 1986, p.116-117+188-191.
Biography, w/Wayne Barrett: "City for Sale: Ed Koch and the Betrayal of New York". New York: HarperCollins, 1988. ISBN 0060160608
(book) "Cruel and Unusual Justice". New York: Holt, Rinehart and Winston, 1974. ISBN 0030110416
Biography (of Rudy Giuliani: "The Full Rudy: The Man, the Myth, the Mania". New York: Thunder's Mouth Press, 2003. ISBN 1560254823
Biography: "The Life and Crimes of Don King: The Shame of Boxing in America". Reissue of 1996 edition. Harbor Electronic Publishing, 2003. ISBN 0974020109
(book, with Paul Du Brul) "The Permanent Government: Who Really Rules New York?". Pilgrim Press, 1981. ISBN 0829804668
(book) "A Populist Manifesto: The Making of a New Majority". New York: Praeger, 1972.
Biography: "Robert Kennedy: A Memoir". New York: E.P. Dutton, 1969. ISBN 0525193154