Please note:
Building a query:
To access a collection of purchase order copies construct the URL in the following manner:
https://acq.sd00.worldcat.org/purchaseorders/{orderNumber}/items/{orderItemNumber}/copies?inst={institution_id}
To access information on a specific purchase order copy construct the URL in the following manner:
https://acq.sd00.worldcat.org/purchaseorders/{orderNumber}/items/{orderItemNumber}/copies/{copyNumber}?inst={institution_id}
where {query}, {orderNumber}, or {orderItemNumber} provide information about the purchase order copy you are requesting information for.
Examples:
Below are some sample URLs and an explanation of what they are querying using different HTTP methods:
| EXAMPLE URL | HTTP METHOD | NOTES |
|---|---|---|
| https://acq.sd00.worldcat.org/purchaseorders/PO-2011-01/items/OIN-2011-31/copies?inst=1234 | GET | Returns a collection of purchase order copies for Order Item OIN-2011-03 in purchase order PO-2011-11. |
| https://acq.sd00.worldcat.org/purchaseorders/PO-2011-11/items/OIN-2011-31/copies/1 | GET | Returns information about a specific purchase order opy with the ID 1 in and Order Item with ID OIN-2011-31 in a purchase order with the ID PO-2011-11. |
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