Cohen, L. (1994). Research methods in education (4th ed.). Routledge.
Citación estilo ChicagoCohen, Louis. Research Methods in Education. 4th ed. London: Routledge, 1994.
Cita MLACohen, Louis. Research Methods in Education. 4th ed. Routledge, 1994.
Warning: These citations may not always be 100% accurate.