Anderson, Paul S. Resource materials for teachers of spelling by Paul S. Anderson [and] Patrick J. Groff. - [2d printing] - Minneapolis Burgess Pub. Co. 1960. - iii, 118 p. illus. "Footnote references": p. 153-159. Bibliography: p. 157-159. LCCN: bev00000553 Subjects--Topical Terms: English language--Orthography and spelling.