Sally Hewitt. (2000). Life Cycles (Discovering Nature). Copper Beech.
Chicago Style (17th ed.) CitationSally Hewitt. Life Cycles (Discovering Nature). Copper Beech, 2000.
MLA引文Sally Hewitt. Life Cycles (Discovering Nature). Copper Beech, 2000.
警告：這些引文格式不一定是100％准確.