Bruce, Margaret; J. R. Bessant (2002). "Design in Business". Financial Times / Prentice Hall. p. 30. (به انگلیسی).{{cite web}}: نگهداری یادکرد:نامهای متعدد:فهرست نویسندگان (link)
"Kneeling Chair". Archived from the original on 2018-01-01. Retrieved 2017-12-31. (به انگلیسی). Archived from the original on 1 January 2018. Retrieved 15 September 2022.
"Kneeling Chair". Archived from the original on 2018-01-01. Retrieved 2017-12-31. (به انگلیسی). Archived from the original on 1 January 2018. Retrieved 15 September 2022.