00311nam a2200109Ia 4500008004100000020001800041040002700059082002700086100002200113245004100135260002500176240809s9999    xx            000 0 und d  a9786210404302  aNORSU-MCIIcNORSU-MCII  aRes/345.99062/D37/2021  aHector S. De Leon 4aThe law on obligations and contracts  bRex Book Storec2021