Cita APA (7a ed.)
Lewis, W. A. (1971). Economic aspects of quality in education.
Cita estilo Chicago (17a ed.)
Lewis, W. Arthur. Economic Aspects of Quality in Education. 1971.
Cita MLA (9a ed.)
Lewis, W. Arthur. Economic Aspects of Quality in Education. 1971.
Precaución: Estas citas no son 100% exactas.