APA
Hillier Parker May and Rowden, . (1983). City of London office rent contour map. - February 1983. London: Hillier Parker May and Rowden.
Chicago
Hillier Parker May and Rowden, . 1983. City of London office rent contour map. - February 1983. London: Hillier Parker May and Rowden.
Harvard
Hillier Parker May and Rowden, . (1983). City of London office rent contour map. - February 1983. London: Hillier Parker May and Rowden.
MLA
Hillier Parker May and Rowden, . City of London office rent contour map. - February 1983. London: Hillier Parker May and Rowden. 1983.