APA (7 वां संस्करण) प्रशस्ति पत्र
Gerhard, N. (2013). Commercial integration between the European Union and Mexico: Multidisciplinary studies. Peter Lang GmbH.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Gerhard, Niedrist. Commercial Integration Between the European Union and Mexico: Multidisciplinary Studies. Frankfurt am Main, [Germany] ; Bern, [Switzerland]: Peter Lang GmbH, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Gerhard, Niedrist. Commercial Integration Between the European Union and Mexico: Multidisciplinary Studies. Peter Lang GmbH, 2013.
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