Citazione APA

Trench, R. C. (1877). English, past and present (7th ed., rev. and improved.). Scribner.

Stile di citazione Chicago

Trench, Richard Chenevix. English, Past and Present. 7th ed., rev. and improved. New York: Scribner, 1877.

Citazione MLA

Trench, Richard Chenevix. English, Past and Present. 7th ed., rev. and improved. Scribner, 1877.