Shared sound library

hi,

i have a swf file which needs to access sound files which reside in the library of another flash file… i am trying to access the sound files using the linkage name…
I have tried out the procedure given in the link below…but this works fine for accessing movieclips using linkage names but not for sounds
http://www.flashkit.com/tutorials/Tips_And_Techniques/How_to_u-FreshLau-1000/more2.php
Can anybody give me some method or any links on the web to do this