In this topic I'm going to make some index of printed publications which Honey Bunny is mentioned in.
I say, I say... son! by Robert McKimson Jr - Honey Bunny is mentioned on page 227, plus on page 230 a sericel with Bugs and Honey is reproduced
Looney Tunes: The Ultimate Visual Guide by Jerry Beck - Honey Bunny is mentioned as 'Bugs Bunny's former travel companion'
Classic Home Video Games, 1985-1988: A Complete Reference Guide by Brett Weiss - contains a description of 'Bugs Bunny Crazy Castle' video game for NES platform
Cartoon superstars by John Cawley & Jim Korkis - In later years, the comic books introduced a girlfriend for Bugs, Honey Bunny, but she was so unmemorable that even the Warner staff couldn't establish a definite personality for her (no comment...)