The book Lunk is determined to return is "Inherit the Stars," a 1977 science-fiction novel by James P. Hogan.
Jose was voiced by Greg Finley, who also voiced Captain Gloval in the Macross Saga and Commander Leonard in the Masters Saga. Finley, a character actor whose storied career dates back to the mid-1970s, used the pseudonym "Guy Garrett" for his work on Robotech. Sadly, Finley passed away February 1, 2024, age 76.