Enhancing & expanding gifted programs the levels of service approach Donald J. Treffinger ... [et al.]. - Waco, Texas Prufrock Press Inc. 2004 - vii, 134 p. ISBN: 1593630123 Subjects--Topical Terms: Gifted children--Education--United States LC Class. No.: LC3993.9 / .E54 2004 c. 1