Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Global Trade Item Number
Table title:
Format and encodings
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Name </th><th colspan=1 rowspan=1 > Former names </th><th colspan=1 rowspan=1 > Barcode symbologies </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > GTIN-14 (used for wholesale shipments, not retail point of sale) </td><td colspan=1 rowspan=1 > EAN/UCC-14, SCC-14, DUN-14, UPC Case Code, UPC Shipping Container Code </td><td class="highlighted"  colspan=1 rowspan=1 > GS1-128, GS1 Databar, ITF-14 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > GTIN-13 </td><td colspan=1 rowspan=1 > EAN, EAN·UCC-13, JAN (subset) </td><td class="highlighted"  colspan=1 rowspan=1 > EAN-13 </td></tr>
<tr> <td colspan=1 rowspan=1 > GTIN-12 </td><td colspan=1 rowspan=1 > EAN·UCC-12, UCC-12 </td><td colspan=1 rowspan=1 > UPC-A, UPC-E (condensed to 6 digits) </td></tr>
<tr> <td colspan=1 rowspan=1 > GTIN-8 </td><td colspan=1 rowspan=1 > EAN/UCC-8 </td><td colspan=1 rowspan=1 > EAN-8 </td></tr>
</table>
Question:
What are the barcodes for GTIN-14 and 13?
Answer:
GTIN-13s may be encoded in EAN-13 barcodes, and GTIN-14s may be encoded in ITF-14 or GS1-128 barcodes.