> For the complete documentation index, see [llms.txt](https://docs.fieldmotion.com/fieldmotion-api-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.fieldmotion.com/fieldmotion-api-docs/purchaseorder/_getreference.md).

# \_getReference

Retrieve the Reference for a Purchase order.

### Parameteres

#### po\_id

ID of the purhase order which you wish to retrieve the Reference details for.

### Example

```
FM_api('PurchaseOrder_getReference', ['po_id' => '11'])
```

### Result

#### On Success

```
"Purcase order #100"
```