Cita APA (7th ed.)
Pyles, T., & Algeo, J. (1993). The origins and development of the English language (4th ed.). Harcourt Brace Jovanovich College Publishers.
Cita Chicago (17th ed.)
Pyles, Thomas, i John Algeo. The Origins and Development of the English Language. 4th ed. Fort Worth: Harcourt Brace Jovanovich College Publishers, 1993.
Cita MLA (9th ed.)
Pyles, Thomas, i John Algeo. The Origins and Development of the English Language. 4th ed. Harcourt Brace Jovanovich College Publishers, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.