BRIDWELL, N. (2009). CLIFFORD THE BIG RED DOG: CLIFFORD'S LOOSE TOOTH. SCHOLASTIC INS.
芝加哥风格引文BRIDWELL, NORMAN. CLIFFORD THE BIG RED DOG: CLIFFORD'S LOOSE TOOTH. SCHOLASTIC INS, 2009.
MLA引文BRIDWELL, NORMAN. CLIFFORD THE BIG RED DOG: CLIFFORD'S LOOSE TOOTH. SCHOLASTIC INS, 2009.
警告：这些引文格式不一定是100％准确.