 In addition, Selsam's books were translated into a variety of languages, including Spanish, Arabic, Polish, Russian, German, Hungarian, and Japanese.Besides writing books, Selsam wrote articles and reviews for periodicals, including "The New Masses", and "Marxism Today".He worked closely and collaborated with his wife Millicent Selsam, a botanist and high school teacher who was well known as an author of science books for young people.