APA
Jagger J. H., . (1925). Modern english. London: University of London Press.
Chicago
Jagger J Hubert, . 1925. Modern english. London: University of London Press.
Harvard
Jagger J. H., . (1925). Modern english. London: University of London Press.
MLA
Jagger J Hubert, . Modern english. London: University of London Press. 1925.