Anderson Sheila. First Step Non Fiction Desert. Lerner.
芝加哥风格引文Anderson Sheila. First Step Non Fiction Desert. 2008 2008: Lerner.
MLA引文Anderson Sheila. First Step Non Fiction Desert. Lerner.
警告：这些引文格式不一定是100％准确.
APA引文
Anderson Sheila. First Step Non Fiction Desert. Lerner.
芝加哥风格引文Anderson Sheila. First Step Non Fiction Desert. 2008 2008: Lerner.
MLA引文Anderson Sheila. First Step Non Fiction Desert. Lerner.