MURPHY, F. BEN FRANKLIN AND THE MAGIC SQUARES STEP INTO READING A HISTORY READER: STEP 4. RANDOM HOUSE.
芝加哥风格引文MURPHY, FRANK. BEN FRANKLIN AND THE MAGIC SQUARES STEP INTO READING A HISTORY READER: STEP 4. NEW YORK: RANDOM HOUSE.
MLA引文MURPHY, FRANK. BEN FRANKLIN AND THE MAGIC SQUARES STEP INTO READING A HISTORY READER: STEP 4. RANDOM HOUSE.
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