Duffy, K. G. (1998). Annual Editions: Psychology. 1998/99. Dushkin/McGraw-Hill.
芝加哥风格引文Duffy, Karen G. Annual Editions: Psychology. 1998/99. Guilford: Dushkin/McGraw-Hill, 1998.
MLA引文Duffy, Karen G. Annual Editions: Psychology. 1998/99. Dushkin/McGraw-Hill, 1998.
警告：这些引文格式不一定是100％准确.