Seaton, Anne. Understanding Spelling : Making Sense of the Rules, Expections, and Word Formation / Anne Seaton - Singapore. : Learners Publishing, c2001. - 208: ill. ; 23 cm. includes Appendix1,2. ISBN: 9814107115 Subjects--Topical Terms: English Spelling. LC Class. No.: PE1145.2 / .S433 2001