Barna, G. (1992). The Barna report 1992-93: An annual survey of ... Regal books.
芝加哥风格引文Barna, George. The Barna Report 1992-93: An Annual Survey of ... Ventura: Regal books, 1992.
MLA引文Barna, George. The Barna Report 1992-93: An Annual Survey of ... Regal books, 1992.
警告：这些引文格式不一定是100％准确.