smells-and-heuristics-functions.markdown

@@ -10,7 +10,7 @@
 
 #### F1: Too Many Arguments
 
-Functions should have a small number of arguments. No argument is best, followed by one, two, and three. More than three is very questionable and should be avoided with prejudice. 
+Functions should have a small number of arguments. No argument is best, followed by one, two, and three. More than three is very questionable and should be avoided with prejudice. (See "Function Arguments" on page 40.)
 
 #### F2: OutputArguments