Παραπομπή APA
Clark, J. M. (1981). Studies in the economics of overhead costs. Chicago: The University of Chicago press.
Παραπομπή Chicago StyleClark, John Maurice. Studies in the Economics of Overhead Costs. Chicago: The University of Chicago press, 1981.
Παραπομπή MLAClark, John Maurice. Studies in the Economics of Overhead Costs. Chicago: The University of Chicago press, 1981.
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