APA引文
Easton, S. C., & Wieruszowski, H. (1961). The era of Charlemagne: Frankish state and society. Van Nostrand.
Chicago Style (17th ed.) Citation
Easton, Stewart Copinger, and Helene Wieruszowski. The Era of Charlemagne: Frankish State and Society. Princeton, N. J.: Van Nostrand, 1961.
MLA引文
Easton, Stewart Copinger, and Helene Wieruszowski. The Era of Charlemagne: Frankish State and Society. Van Nostrand, 1961.
警告:這些引文格式不一定是100%准確.