(美)Robert W. Button[等]著 (美)Robert C. Martin著 (美)Robert H. Bishop著 (美)Robert C.Reardon等著 (美)Robert W. Sebesta著 (美)Robert C. Seacord著 (美)Robert N. Lussier著 (美)罗伯特·萨顿(Robert I. Sutton)著 (美)Robert Nystrom著 (美)Robert A. Pease著