APA
Hillier Parker Research, . (1993). Scheduled shopping scheme openings. - August 1993. London: Hillier Parker May and Rowden.
Chicago
Hillier Parker Research, . 1993. Scheduled shopping scheme openings. - August 1993. London: Hillier Parker May and Rowden.
Harvard
Hillier Parker Research, . (1993). Scheduled shopping scheme openings. - August 1993. London: Hillier Parker May and Rowden.
MLA
Hillier Parker Research, . Scheduled shopping scheme openings. - August 1993. London: Hillier Parker May and Rowden. 1993.