Tohutoro APA (7th ed.)
Hasitschka, W., & Hruschka, H. (1984). Handels-Marketing. De Gruyter.
Tohutoru Kātū Chicago (17th ed.)
Hasitschka, Werner, me Harald Hruschka. Handels-Marketing. Berlin, New York: De Gruyter, 1984.
Tohutoro MLA (9th ed.)
Hasitschka, Werner, me Harald Hruschka. Handels-Marketing. De Gruyter, 1984.
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