If You Need Information On Magazine Covers Photoshop Tutorial Then This is The Best Untapped Resource On The Web
Tutorial for making music magazine cover on Adobe photoshop?
No print work should be made using Photoshop, If it’s one page, Illustrator may be appropriate. If it’s a full magazine, InDesign will work much better.
Photoshop can be used to make your graphic elements if needed, but all of your text should be done in a program like Illustrator or InDesign. Photoshop does a poor job with text.
As far as a tutorial, I’ve never seen one for a magazine cover, but you may want to research the elements a cover should have (skylines, logos, slugs, flag etc etc.) The cover is what sells a magazine so it’s important to get it right.
Adobe Photoshop Tutorial: Magazine Cover Effect