Cita APA (7a ed.)
Seguin, R. (1989). The elaboration of school textbooks: Methodological guide.
Cita estilo Chicago (17a ed.)
Seguin, Roger. The Elaboration of School Textbooks: Methodological Guide. 1989.
Cita MLA (9a ed.)
Seguin, Roger. The Elaboration of School Textbooks: Methodological Guide. 1989.
Precaución: Estas citas no son 100% exactas.