Svoboda, R., & Kopecka, L. (2017). The Sweezy model of price competition among private labels of chain stores. Czech Academy of Agricultural Sciences.
Παραπομπή σε μορφή Chicago (17η εκδ.)Svoboda, Roman, και Lenka Kopecka. The Sweezy Model of Price Competition Among Private Labels of Chain Stores. Czech Academy of Agricultural Sciences, 2017.
Παραπομπή σε μορφή MLA (9th εκδ.)Svoboda, Roman, και Lenka Kopecka. The Sweezy Model of Price Competition Among Private Labels of Chain Stores. Czech Academy of Agricultural Sciences, 2017.
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