Terry Reese created Marc Edit which is a great program and will do just 
what you need.

http://marcedit.reeset.net/

____________________________________
Mark Sullivan
Executive Director
IDS Project
Milne Library
1 College Circle
SUNY Geneseo
Geneseo, NY 14454
(585) 245-5172

On 8/27/2015 9:22 AM, Sergio Letuche wrote:
> Hello,
>
> How one could make fron an marcxml record an mrc?
>
> what could be the yaz-marcdump command for this? We have utf-8 iso2709
> records