Stephenson, G., & Hepburn, J. A. (1955). Plan for the metropolitan region of Perth and Fremantle, Western Australia: A report prepared for the government of Western Australia. Govt. Printing Office.

Stephenson, Gordon, and J. A. Hepburn. Plan for the Metropolitan Region of Perth and Fremantle, Western Australia: A Report Prepared for the Government of Western Australia. Perth: Govt. Printing Office, 1955.

Stephenson, Gordon, and J. A. Hepburn. Plan for the Metropolitan Region of Perth and Fremantle, Western Australia: A Report Prepared for the Government of Western Australia. Govt. Printing Office, 1955.