APA (7 वां संस्करण) प्रशस्ति पत्र
Breidbach, S., & Viebrock, B. (2013). Content and language integrated learning (CLIL) in Europe: Research perspectives on policy and practice (Peter Lang Edition.). Peter Lang GmbH, Internationaler Verlag der Wissenschaften.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Breidbach, Stephan, और Britta Viebrock. Content and Language Integrated Learning (CLIL) in Europe: Research Perspectives on Policy and Practice. Peter Lang Edition. Frankfurt am Main: Peter Lang GmbH, Internationaler Verlag der Wissenschaften, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Breidbach, Stephan, और Britta Viebrock. Content and Language Integrated Learning (CLIL) in Europe: Research Perspectives on Policy and Practice. Peter Lang Edition. Peter Lang GmbH, Internationaler Verlag der Wissenschaften, 2013.
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