Hayes, C. (1981). A practical guide to landscape painting. Watson-Guptill.
Cita Chicago Style (17a ed.)Hayes, Colin. A Practical Guide to Landscape Painting. New York: Watson-Guptill, 1981.
Cita MLA (9a ed.)Hayes, Colin. A Practical Guide to Landscape Painting. Watson-Guptill, 1981.
Precaución: Estas citas no son 100% exactas.