We want to do a SharePoint 2013 farm installation.
Do we need a installation wizard or are there any helpful guides in the internet?
As always the Microsoft pages are very helpful if you want a detailed or complete guide.
You can find the Microsoft guide on this page:
On this page you can find how to set up administrative and service accounts:
And here’s the section ‘Install’ itself:
But you can find here a shorter guide that sums up the most important steps:
Planning your farm
For planning (not installation) see following post.