By Zuendel, Friedrich
By Marx, Karl, Engels, Friedrich, Arthur, Christopher John
By Andrist, Friedrich, Dent, A.
By Friedrich, Pete
By Nietzsche, Friedrich, Gray, Richard T.
By Kittel, G., Friedrich, Gerhard, Bromiley, Geoffrey W.
By Stoyan, Ronald, Binnewies, Stefan, Friedrich, Susanne, Schroeder, Klaus-Peter
By Straus, Friedrich, Straus, Dagmar
By Nietzsche, Friedrich