Old version of the 'Disabled Parking' road sign in Botswana (1977-1993) Source, but is now being replaced by File:SADC road sign R323-P.svg or File:SADC road sign TR323-P.svg.
This file was derived from:

 International Symbol of Access.svg: 
Botswana road sign - No U Turn.svg:
International_Symbol_of_Access.svg: The original uploader was Ed g2s at English Wikipedia..Later version(s) were uploaded by Lezek at en.wikipedia.

Botswana road sign - No U Turn.svg: *MUTCD R3-4.svg:
derivative work: Fry1989
derivative work: Fry1989