UNSPECIFIED, e. (2023). U.P tour notes by H.G. Champion, December 1927-January 1928. UNSPECIFIED.
芝加哥风格引文UNSPECIFIED, ed. U.P Tour Notes by H.G. Champion, December 1927-January 1928. UNSPECIFIED, 2023.
MLA引文UNSPECIFIED, ed. U.P Tour Notes by H.G. Champion, December 1927-January 1928. UNSPECIFIED, 2023.
警告：这些引文格式不一定是100％准确.