According to an MSNBC article, M*A*S*H shows up in a new book about television, entitled 50 Years of Television, by the publishers of TV Guide. The pertinent quote:
“Many of the people TV Guide commissioned to write its articles were intelligent and thoughtful, such as Alistair Cooke on M*A*S*H, […]”
Exactly what the book has on M*A*S*H is unknown at this time.
Source: MSNBC.com