(美)Robert F. Spetzler[等]编著 (美)Robert F. Spetzler[等 (美)Robert F. Weaver著 (美)Robert J. Sternberg著 (美)Robert W. Sebesta著 (美)Robert C. Seacord著 (美)Robert A. Heinlein著 (美)Robert C. Rosaler主编 (美)Robert F. Pierret著 (美)Robert J. Siegel主编