Cita APA

Peterson, A. D. C. (1971). A hundred years of education (3rd ed., revised.). Duckworth.

Citación estilo Chicago

Peterson, A. D. C. A Hundred Years of Education. 3rd ed., revised. London: Duckworth, 1971.

Cita MLA

Peterson, A. D. C. A Hundred Years of Education. 3rd ed., revised. Duckworth, 1971.