Available at Mr Key Shop for ~$42.00 (discounted from $116.00). Found at FastSoftwares.com for ~$188.99 for a 2-PC license.
Watch these tutorials to learn how to activate your software after purchasing a key: buy office 2013 key
: Best for small business owners who need Outlook but not the full database features of Pro Plus. Available at Mr Key Shop for ~$42
Since Microsoft has discontinued sales, you must rely on secondary markets or specialized software retailers. Prices for these one-time purchase keys vary significantly based on the edition and merchant. buy office 2013 key