Dykens, Elisabeth M. Hodapp, Robert M. Leckman, James F. Behavior and development in fragile X syndrome / [by] Elisabeth M. Dykens, Robert M. Hodapp, James F. Leckman - New Delhi Sage Pub. 1994 - (v.28- xiv, 130 p.) Includes index. ISBN: 803948883 Subjects--Topical Terms: Developmental psychology Dewey Class. No.: 155 / DYK