Paul Howard is the author of The Maricopas (1963), Histopathology of an Autoimmune Disease in Rabbits Injected with Ribosomes and Antiribosome Serum (1963), The Detection of Abnormal Globulins on Erythrocytes by Immunofluorescent Staining (1962), The Hispanic Acculturation of the Gila River Pimas (1961), Books are for Reading (1960).