Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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