Kuzalisha toleo ngumu zaidi ya sentensi hii Shirika ilianzishwa kama Interior Decorers na Designers Association mwaka 1966 na baada ya kuunganishwa na International Interior Design Association (UK Chapter) ikawa British Interior Design Association.
Bila shaka, toleo ngumu zaidi ya sentensi ni "shirika ilianzishwa kama Interior Decorators na Designers Association katika 1966 na baada ya kuunganishwa na International Interior Design Association (UK Chapter) ikawa Taasisi ya Uingereza ya Design Interior. "