•
Summer on the Water, Macmillan, 1948 •
The Magic Fallacy, Macmillan, 1950 • Briefly noted in
The New Yorker 25/50 (4 February 1950) : 90 •
Watching Out for Dulie, Dodd, 1960 •
A Very Private Island, Signet (New American Library), 1962, under the pseudonym "Z.Z. Smith" •
Days of Wine and Roses, Bantam, 1963 (novelization of the screenplay by
J.P. Miller) • ''Von Ryan's Express'', Doubleday, 1964 •
My Sweet Charlie, Doubleday, 1965 (adapted into a
1970 television movie) •
Song of the Young Sentry, Little, Brown, 1968 •
Lighter than a Feather, Little, Brown, 1971 •
Over the Edge, Little, Brown, 1972 •
Going Public, Mason & Lipscomb, 1973 •
The Olmec Head, Little, Brown, 1974 •
The Avila Gold, Putnam, 1974 •
Rider on the Wind, London: Michael Joseph, 1979 • ''Von Ryan's Return'', Coward, 1980 •
Delay en Route, 2004 ==Nonfiction==