Wydawcy Brain Matter Publishing

Cover for Doug Solter · Tomorrow Always Lies: A Teen Spy Thriller - Gems Spy Thriller (Paperback Book) (2018)

Tomorrow Always Lies: A Teen Spy... (2018)

Cover for Doug Solter · Thunderdog: A Teen Spy Thriller - Gems Spy Thriller (Paperback Book) (2019)

Thunderdog: A Teen Spy Thriller ... (2019)

Cover for Doug Solter · Man With The Golden Falcons: A Teen Spy Thriller - Gems Spy Thriller (Paperback Book) (2020)

Man With The Golden Falcons: A T... (2020)

Cover for Doug Solter · Girls Only Live Twice (Paperback Book) (2021)

Girls Only Live Twice (2021)

Cover for Doug Solter · Boy from Barcelona (Book) (2022)

Boy from Barcelona (2022)