[plt-scheme] Convention for alists?

Richard Cobbe <cobbe at ccs.neu.edu> writes:

>   For list-related administrative tasks:
>   http://list.cs.brown.edu/mailman/listinfo/plt-scheme
>
> Is there a commonly-accepted convention for the shape of an association
> list?  I've seen both
>     '((a . 3) (b . 4) (c . 5))
> and
>     '((a 3) (b 4) (c 5))
> before.

The former is traditional.