APA引文

Howard, R. (1980). Christian maturity. Cowman Publications,Inc..

芝加哥风格引文

Howard, Rick. Christian Maturity. Los Angeles 38: Cowman Publications,Inc., 1980.

MLA引文

Howard, Rick. Christian Maturity. Cowman Publications,Inc., 1980.

警告：这些引文格式不一定是100％准确.