SWINDOLL CHARLES R. (1985). THREE STEPS FORWARD TWO STEPS BACK. BANTAM BOOKS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSWINDOLL CHARLES R. THREE STEPS FORWARD TWO STEPS BACK. NEW YORK: BANTAM BOOKS, 1985.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSWINDOLL CHARLES R. THREE STEPS FORWARD TWO STEPS BACK. BANTAM BOOKS, 1985.
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