Azure DNS www setting

If I want a www seting on Azure DNS for my domain, what record do I need to add? I have the domain working without the www.

@ A 3600 IP Address

@ NS 172800 ns1-04.azure-dns.com. ns2-04.azure-dns.net. ns3-04.azure-dns.org. ns4-04.azure-dns.info.

awverify CNAME 3600 awverify.my-site.azurewebsites.net