WPSA
PO Box 31
7360 AA  Beekbergen
The Netherlands
Secretariat: wpsa@xs4all.nl

Secretary General
Dr Roel Mulder
Phone: +31 651519584
Fax: +31 207508941
E-mail: roel.mulder@wpsa.com
 

If you want to send mail by courier, please contact the secretariat for the address