This issue is a variant of Bugs Bunny (Western, 1962 series) #194.
Indicia: "BUGS BUNNY, No. 194, March, 1978. Published monthly by Western Publishing Company, Inc., North Road, Poughkeepsie, New York 12602. All rights reserved throughout the world. Authorized edition. Printed in U.S.A. Copyright (c) 1978, by Warner Bros. Inc."
Story title is "Cannonball Bungles" in Christensen's notes.