Citazione APA

Algeo, J., & Pyles, T. (2010). the origins and development of the english language (6.). Cengage Learning.

Stile di citazione Chicago

Algeo, John, e Thomas Pyles. The Origins and Development of the English Language. 6. Andover: Cengage Learning, 2010.

Citazione MLA

Algeo, John, e Thomas Pyles. The Origins and Development of the English Language. 6. Cengage Learning, 2010.