Gerdener, G. B. A. (1958). Recent developments in the South African mission field. Marshall, Morgan & Scott.
芝加哥风格引文Gerdener, Gustav Bernhard August. Recent Developments in the South African Mission Field. London: Marshall, Morgan & Scott, 1958.
MLA引文Gerdener, Gustav Bernhard August. Recent Developments in the South African Mission Field. Marshall, Morgan & Scott, 1958.
警告：这些引文格式不一定是100％准确.