Stevens. Aqui and Alla. University of Pittsburgh Press.
芝加哥风格引文Stevens. Aqui and Alla. University of Pittsburgh Press.
MLA引文Stevens. Aqui and Alla. University of Pittsburgh Press.
警告：这些引文格式不一定是100％准确.
APA引文
Stevens. Aqui and Alla. University of Pittsburgh Press.
芝加哥风格引文Stevens. Aqui and Alla. University of Pittsburgh Press.
MLA引文Stevens. Aqui and Alla. University of Pittsburgh Press.