Open University. Design : Processes and Products Course Team & Roy, R. (1983). Design : processes and products prepared for the [Design Processes and Products] Course Team by Robin Roy ; with contributions from Nigel Cross: Processes and products. Open University Press.
Chicago Style (17th ed.) CitationOpen University. Design : Processes and Products Course Team and Robin Roy. Design : Processes and Products Prepared for the [Design Processes and Products] Course Team by Robin Roy ; with Contributions from Nigel Cross: Processes and Products. Milton Keynes: Open University Press, 1983.
MLA (9th ed.) CitationOpen University. Design : Processes and Products Course Team and Robin Roy. Design : Processes and Products Prepared for the [Design Processes and Products] Course Team by Robin Roy ; with Contributions from Nigel Cross: Processes and Products. Open University Press, 1983.