美爱默生(Ralph Waldo Emerson)著 美爱默生(Ralph Waldo Emersom)著 (美)爱默生(Ralph Waldo Emerson)著 [美]爱默生(Ralph Waldo Emerson)著 (美)爱默生(Ralph Walde Emerson)著 [美]爱默生(Ralph Waldo Emersom)著 (美)爱默生(Ralph Waldo Emerson)[著] Ralph Waldo Emerson : (美)拉尔夫·瓦尔多·爱默生(Ralph Waldo Emerson)著 (美)拉尔夫·沃尔多·爱默生(Ralph Waldo Emerson)著