Webber, R. E. (1978). Common roots: A call to evangelical maturity. Zondervan pub. house.
芝加哥风格引文Webber, Robert E. Common Roots: A Call to Evangelical Maturity. Michigan: Zondervan pub. house, 1978.
MLA引文Webber, Robert E. Common Roots: A Call to Evangelical Maturity. Zondervan pub. house, 1978.
警告：这些引文格式不一定是100％准确.