update citation

- adjust last use case to match same text style

Author: biumiamy

examples/Author_Guideline/AuthorGuideline-styling-raw.ipynb

@@ -651,7 +651,7 @@
     "tags": []
    },
    "source": [
-    "To cite multiple sources, insert multiple citations separated by semicolons.\n",
+    "Multiple sources are separated by semicolons.\n",
     "\n",
     "`(<cite data-cite=\"LIBRARY_ID/ITEM_KEY1\"></cite>; <cite data-cite=\"LIBRARY_ID/ITEM_KEY2\"></cite>)`\n",
     ">(Haber 2012; Fickers 2020)\n",
@@ -661,9 +661,7 @@
     "`(<cite data-cite=\"LIBRARY_ID/ITEM_KEY1\"></cite>, 104; <cite data-cite=\"LIBRARY_ID/ITEM_KEY2\"></cite>, 126–127)`\n",
     ">(Ho 1980, 104; Elman 2000, 126–127)\n",
     "\n",
-    "Same Author, Same Year\n",
-    "\n",
-    "If an author has multiple publications in the same year, the Chicago Author–Date style distinguishes them with letters.\n",
+    "Publications by the same author in the same year are distinguished by letters.\n",
     "\n",
     "`(<cite data-cite=\"LIBRARY_ID/ITEM_KEY1\"></cite>; <cite data-cite=\"LIBRARY_ID/ITEM_KEY2\"></cite>)`\n",
     "> (Fickers 2020a; Fickers 2020b)\n",