APA引文

ProQuest Information and Learning Company & University Microfilms International. (1995). ProQuest. ProQuest Information and Learning Co..

Chicago Style (17th ed.) Citation

ProQuest Information and Learning Company and University Microfilms International. ProQuest. [Ann Arbor, Mich.]: ProQuest Information and Learning Co., 1995.

MLA引文

ProQuest Information and Learning Company and University Microfilms International. ProQuest. ProQuest Information and Learning Co., 1995.

警告：這些引文格式不一定是100％准確.