Cita APA (7a ed.)

Berry, B. J. L. (1967). Geography of market centers and retail distribution. [s.n.].

Cita Chicago Style (17a ed.)

Berry, Brian Joe Loblay. Geography of Market Centers and Retail Distribution. Englewood Cliffs: [s.n.], 1967.

Cita MLA (9a ed.)

Berry, Brian Joe Loblay. Geography of Market Centers and Retail Distribution. [s.n.], 1967.