Berry, B. J. L. (1967). Geography of market centers and retail distribution. [s.n.].
芝加哥风格引文Berry, Brian Joe Loblay. Geography of Market Centers and Retail Distribution. Englewood Cliffs: [s.n.], 1967.
MLA引文Berry, Brian Joe Loblay. Geography of Market Centers and Retail Distribution. [s.n.], 1967.
警告：这些引文格式不一定是100％准确.