00301nam a2200109Ia 4500008004100000020001800041082001500059100002200074245005200096260003500148300000800183190710s9999    xx            000 0 und d  a0-8309-1571-3  a301.42 F48  aFilsinger, Erik E 0aAssessing marriage : new behavioural approaches  aLondonbSage Publicationc1981  a300