(1986). ESP in practice: Models and challenges for teachers. English Language Programs Division, Bureau of Educational and Cultural Affairs, USAID.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रESP in Practice: Models and Challenges for Teachers. Washington, D.C: English Language Programs Division, Bureau of Educational and Cultural Affairs, USAID, 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्रESP in Practice: Models and Challenges for Teachers. English Language Programs Division, Bureau of Educational and Cultural Affairs, USAID, 1986.
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