The phrase "alternative cover" is correct and usable in written English.
It can be used to refer to a different design or version of a cover for a book, album, or other media.
Example: "The artist released an alternative cover for the album, featuring a different color scheme and artwork."
Alternatives: "alternate cover" or "different cover design".
But if the RCD crumbles, Rwanda will doubtless find an alternative cover for its occupation of eastern Congo.
(It could have been worse: an alternative cover, printed on the magazine's final spread, featured a porn queen being penetrated by a blue foam phallus).
June has been designated "Joker month" by the publisher and all its comics will be available with an alternative cover option featuring the clown-like villain in some form.
The variant cover for the forthcoming issue 41 was produced as part of "Joker month" in June, in which all DC Comics will be available with an alternative cover featuring the villain in some form.
It was later revealed by regular Batgirl artist Cameron Stewart that the alternative cover had not been run past the creative team including writer Brenden Fletcher and artists Babs Tarr and Stewart.
The Government recently decided that a separate scheme for small businesses was not necessary as there was plenty of alternative cover dealing with the consequences of flooding readily available.
On the cover: Two alternative covers, featuring Cara Delevingne and her Suicide Squad co-star Margot Robbie.
Marvel announced a series of Agents of SHIELD alternative covers for their comics line in November.
The magazine prepared two alternative covers under the headline "The Terrorist Next Door," one with a clearly Middle Eastern face and the other with one more ethnically European.
For additional reading, see "An Alternative Covered-Call Options Trading Strategy" and "Using LEAPS In A Covered-Call Write".
The team behind BioShock Infinite made several alternative covers available for download, while others have had similarly novel ideas.
