Dyfyniad APA

Robinson, E. A. G. The structure of competitive industry. James Nisbet & Company ltd.

Dyfyniad Arddull Chicago

Robinson, E. A. G. The Structure of Competitive Industry. Welwyn: James Nisbet & Company ltd.

Dyfyniad MLA

Robinson, E. A. G. The Structure of Competitive Industry. James Nisbet & Company ltd.

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