Dyfyniad APA

Marshall, L. C. (1917). Materials for the study of elementary economics. Chicago: The University of Chicago Press.

Dyfyniad Arddull Chicago

Marshall, Leon Carroll. Materials for the Study of Elementary Economics. Chicago: The University of Chicago Press, 1917.

Dyfyniad MLA

Marshall, Leon Carroll. Materials for the Study of Elementary Economics. Chicago: The University of Chicago Press, 1917.

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