APA
Flamm J., . (1993). Early world of english. Estados Unidos de América: Chicago: National text book company.
Chicago
Flamm Jacqueline, . 1993. Early world of english. Estados Unidos de América: Chicago: National text book company.
Harvard
Flamm J., . (1993). Early world of english. Estados Unidos de América: Chicago: National text book company.
MLA
Flamm Jacqueline, . Early world of english. Estados Unidos de América: Chicago: National text book company. 1993.