属性

数据类型ID

必须?Optional

Codes (8)

• 1No substitution allowed
• 2Supply any binding if edition ordered not available
• 3Supply paper binding if edition ordered not available
• 4Supply cloth binding if edition ordered not available
• 5Supply library binding if edition ordered not available
• 6Equivalent item substitution
• 7Alternate item substitution allowed
• ZZZMutually defined