Williams, C. T. (1979). Elements of research: A guide for writers. Alfred.
Citación estilo ChicagoWilliams, Carol T. Elements of Research: A Guide for Writers. Sherman Oaks: Alfred, 1979.
Cita MLAWilliams, Carol T. Elements of Research: A Guide for Writers. Alfred, 1979.
Warning: These citations may not always be 100% accurate.