Não informado. (1938). Department Store Management. Concept Publishing Corporation.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Department Store Management. New York: Concept Publishing Corporation, 1938.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Department Store Management. Concept Publishing Corporation, 1938.
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