(美) Douglas E. Comer著 (美)Douglas E.Comer著 (美) Douglas E.Comer著 (美)Douglas Comer著 (美) John J. Schmidt著 (加) Douglas R. Stinson著 (加)Douglas R. Stinson著 (美) Douglas L. Perry著 (美) Douglas C. Montgomery著 (美) Douglas Schmidt ... [等