Durdey, P., & postcards, L. pk000559: U.S.Out of North America.
芝加哥风格引文Durdey, Pat, 与 Leeds postcards. Pk000559: U.S.Out of North America.
MLA引文Durdey, Pat, 与 Leeds postcards. Pk000559: U.S.Out of North America.
警告：这些引文格式不一定是100％准确.
APA引文