Bilzen, G. V. (2015). The development of aid. Cambridge Scholars Publishing.
芝加哥风格引文Bilzen, Gerard Van. The Development of Aid. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2015.
MLA引文Bilzen, Gerard Van. The Development of Aid. Cambridge Scholars Publishing, 2015.
警告：这些引文格式不一定是100％准确.