Berry, B. J. L. (1967). Geography of market centers and retail distribution. [s.n.].
Citazione stile Chigago Style (17a edizione)Berry, Brian Joe Loblay. Geography of Market Centers and Retail Distribution. Englewood Cliffs: [s.n.], 1967.
Citatione MLA (9a ed.)Berry, Brian Joe Loblay. Geography of Market Centers and Retail Distribution. [s.n.], 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.