Willis, H. (1966). Structure, style, and usage: A guide to expository writing. Holt, Rinehart and Winston.
Citación estilo ChicagoWillis, Hulon. Structure, Style, and Usage: A Guide to Expository Writing. New York: Holt, Rinehart and Winston, 1966.
Cita MLAWillis, Hulon. Structure, Style, and Usage: A Guide to Expository Writing. Holt, Rinehart and Winston, 1966.
Warning: These citations may not always be 100% accurate.