Cita APA (7th ed.)

pei, m. (1981). The lexicon Webster dictionary: With a historical sketch of the English language. English-Language Institute of America.

Cita Chicago (17th ed.)

pei, mario. The Lexicon Webster Dictionary: With a Historical Sketch of the English Language. [Chicago]: English-Language Institute of America, 1981.

Cita MLA (9th ed.)

pei, mario. The Lexicon Webster Dictionary: With a Historical Sketch of the English Language. English-Language Institute of America, 1981.