Newbrock J. (2002). Pet Gold. Exam maximiser: Cas. 2. Harlow, Longman, 2002.
芝加哥风格引文Newbrock J. Pet Gold. Exam Maximiser: Cas. 2. Harlow, Longman, 2002, 2002.
MLA引文Newbrock J. Pet Gold. Exam Maximiser: Cas. 2. Harlow, Longman, 2002, 2002.
警告：这些引文格式不一定是100％准确.