(美)Bruce Hallberg著 Bruce Hallberg [美]Bruce A.Hallberg著 (美)Arch Lusberg著 (美)[B.哈尔贝格] Bruce Hallberg著 (美)Conrad Carlberg著 (美)Herb Goldberg著 (美)Sally Goldberg著 (美)[B.哈尔贝格](Bruce Hallberg)著