Berry, B. J. L. (1967). Geography of market centers and retail distribution. [s.n.].
Čikaški stil citiranja (17. izdanje)Berry, Brian Joe Loblay. Geography of Market Centers and Retail Distribution. Englewood Cliffs: [s.n.], 1967.
MLA način citiranja (9. izdanje)Berry, Brian Joe Loblay. Geography of Market Centers and Retail Distribution. [s.n.], 1967.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.