The ABBA review Guide is a fact filled, but light hearted encyclopedic discography/review guide covering the music of ABBA. It has been updated in November 2021 to include ABBA's new Voyage album. Like before this a reference book not a picture book-it is entirely in black and white. There are no color pictures, only black and white illustrations. The book features reviews and details of over a thousand ABBA, ABBA solo and ABBA related recordings, movies, DVDs, books, and theater endeavors, covering the years 1964-2021. This is the most complete discography of ABBA related recordings ever published. Most of the albums reviews include track listings, and release dates. . Chapters include: ABBA releases 1972-1983, ABBA releases 1983-2021, ABBA unreleased songs, ABBA Song By Song, ABBA's Non-English recordings, ABBA live recordings & performances, Agnetha solo, Frida solo, Benny Andersson and BAO recordings, Bjorn and Benny duo recordings, Chess, Covers of ABBA songs, Hep Stars, Hootenanny Singers, Kristina, Gemini, Mamma Mia!, ABBA related Books, ABBA related Movies, Tribute albums, Josefin Nilsson, Janne Schaffer, Michael B. Tretow, ABBA Record Sales, Bjorn and Benny-the complete song list, Bjorn and Benny-productions and projects, Stig Anderson's recordings, the ABBA session band, ABBA reunions, and ABBA related artists and more. The front and back cover were revised slightly in October 2017, and the interior content was revised in 2019 and 2021.