APA (7 वां संस्करण) प्रशस्ति पत्र
A Few Lessons from American History: Reader for students of english.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रA Few Lessons from American History: Reader for Students of English.
एमएलए (8वां संस्करण) प्रशस्ति पत्रA Few Lessons from American History: Reader for Students of English.
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