APA
University of York, . (20012002). The University of York index of private rents and yields. ( Four quarters 2001). York: University of York.
Chicago
University of York, . 20012002. The University of York index of private rents and yields. ( Four quarters 2001). York: University of York.
Harvard
University of York, . (20012002). The University of York index of private rents and yields. ( Four quarters 2001). York: University of York.
MLA
University of York, . The University of York index of private rents and yields. ( Four quarters 2001). York: University of York. 20012002.
