APA引文

Piga, G., & Tátrai, T. (2016). Public procurement policy. Routledge.

芝加哥风格引文

Piga, Gustavo, 与 Tünde Tátrai. Public Procurement Policy. New York: Routledge, 2016.

MLA引文

Piga, Gustavo, 与 Tünde Tátrai. Public Procurement Policy. Routledge, 2016.

警告：这些引文格式不一定是100％准确.