Boase, P., & Duncan, J. (1996). Step-by-step 50 toys to make. Lorenz Books.
芝加哥风格引文Boase, Petra, 与 James Duncan. Step-by-step 50 Toys to Make. New York: Lorenz Books, 1996.
MLA引文Boase, Petra, 与 James Duncan. Step-by-step 50 Toys to Make. Lorenz Books, 1996.
警告：这些引文格式不一定是100％准确.