Book Review: The Validity of Arbitration Agreements in Canadian and German Law by Wieland Sareika Frankfurt aM: Verlag Peter Long. 1978. - Arbitration: The International Journal of Arbitration, Mediation and Dispute Management View Book Review: The Validity of Arbitration Agreements in Canadian and German Law by Wieland Sareika Frankfurt aM: Verlag Peter Long. 1978. by - Arbitration: The International Journal of Arbitration, Mediation and Dispute Management Book Review: The Validity of Arbitration Agreements in Canadian and German Law by Wieland Sareika Frankfurt aM: Verlag Peter Long. 1978. 46 2 Arbitration: The International Journal of Arbitration, Mediation and Dispute Management