SHER MARGERY LEVEEN. (1994). CHILD CARE OPTIONS. ORYX PRESS.
芝加哥风格引文SHER MARGERY LEVEEN. CHILD CARE OPTIONS. ARIZONA: ORYX PRESS, 1994.
MLA引文SHER MARGERY LEVEEN. CHILD CARE OPTIONS. ORYX PRESS, 1994.
警告：这些引文格式不一定是100％准确.
APA引文