APA (7 वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, & Bush, H. K. (2011). Lincoln in his own time: A biographical chronicle of his life, drawn from recollections, interviews, and memoirs by family, friends, and associates. University of Iowa Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, और Harold K. Bush. Lincoln in His Own Time: A Biographical Chronicle of His Life, Drawn from Recollections, Interviews, and Memoirs by Family, Friends, and Associates. Iowa City: University of Iowa Press, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, और Harold K. Bush. Lincoln in His Own Time: A Biographical Chronicle of His Life, Drawn from Recollections, Interviews, and Memoirs by Family, Friends, and Associates. University of Iowa Press, 2011.
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