diff --git a/tap_quickbooks/quickbooks/__init__.py b/tap_quickbooks/quickbooks/__init__.py
index f5ba624..a2651ba 100644
--- a/tap_quickbooks/quickbooks/__init__.py
+++ b/tap_quickbooks/quickbooks/__init__.py
@@ -114,6 +114,14 @@ def field_to_property_schema(field, mdata):  # pylint:disable=too-many-branches
         "type": ["null", "array"]
     }
 
+    ref_type = {
+        "type": object_type["type"],
+        "properties": {
+            "value": string_type,
+            "name": string_type,
+        }
+    }
+
     qb_types = {
         "number": number_type,
         "string": string_type,
@@ -124,7 +132,8 @@ def field_to_property_schema(field, mdata):  # pylint:disable=too-many-branches
         "object_reference": string_type,
         "email": string_type,
         "address": string_type,
-        "metadata": string_type
+        "metadata": string_type,
+        "ref_type": ref_type
     }
 
     qb_types["custom_field"] = {
@@ -148,10 +157,10 @@ def field_to_property_schema(field, mdata):  # pylint:disable=too-many-branches
             "SalesItemLineDetail": {
                 "type": object_type["type"],
                 "properties": {
-                    "ItemRef": qb_types["object_reference"],
-                    "ClassRef": qb_types["object_reference"],
-                    "ItemAccountRef": qb_types["object_reference"],
-                    "TaxCodeRef": qb_types["object_reference"],
+                    "ItemRef": qb_types["ref_type"],
+                    "ClassRef": qb_types["ref_type"],
+                    "ItemAccountRef": qb_types["ref_type"],
+                    "TaxCodeRef": qb_types["ref_type"],
                     "Qty": number_type,
                     "UnitPrice": number_type,
                     "ServiceDate": qb_types["datetime"],
@@ -159,7 +168,10 @@ def field_to_property_schema(field, mdata):  # pylint:disable=too-many-branches
                 }
             },
             "SubTotalLineDetail": {
-                "type": object_type["type"]
+                "type": object_type["type"],
+                "properties": {
+                    "ItemRef": qb_types["ref_type"]
+                }
             },
             "DiscountLineDetail": {
                 "type": object_type["type"],