https://accounts.google.com/o/oauth2/auth?
client_id=ваш_идентификатор_клиента&\
response_type=code&\
scope=https%3A%2F%2Fadwords.google.com%2Fapi%2Fadwords%2F&\
redirect_uri=urn:ietf:wg:oauth:2.0:oob&\
access_type=offline&\
approval_prompt=auto
<b>response_type</b>
<b>code</b>
For installed applications, use a value of code, indicating that the Google OAuth 2.0 endpoint should return an authorization code.