--- a/inst/egolaydec.m
+++ b/inst/egolaydec.m
@@ -34,7 +34,7 @@
 ## Extended Golay code (24,12) which can correct up to 3
 ## errors. Decoding algorithm follows from Lin & Costello.
 ##
-## Ref: Lin & Costello, pg 128, Ch4, 'Error Control Coding', 2nd ed, Pearson.
+## Ref: Lin & Costello, pg 128, Ch4, "Error Control Coding", 2nd ed, Pearson.
 ##
 ## @example
 ## @group