diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index 110bb8d89cddd..cc29a20690f90 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -508,6 +508,10 @@
 1 foo 8
 2 bar 7
 3 bar 8
+
+Notes
+ -----
+ Please reference the :ref:`User Guide <merging.merge>` for more information.
 """
 
 
</div><div class="naked_ctrl">
<form action="/index.cgi/contrast" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://patch-diff.githubusercontent.com/raw/pandas-dev/pandas/pull/62425.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://patch-diff.githubusercontent.com/raw/pandas-dev/pandas/pull/62425.diff" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast" selected="selected">配色反転</option>
<option value="larger-text">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>