BAPI_MATERIAL_MAINTAINDATA_RT ---Article with purchasing view

Hi,

I am using BAPI_MATERIAL_MAINTAINDATA_RT  to create Article. I am able to create article using Basic view, Log. DC view etc.

There is no purchasing view in HEADDATA. Also  fields like Purchase organization, net price etc are not present in any structure.How to create an Article  with purchasing view using this BAPI.

Please help me in this regard.

Regards,

Kiran.