Suphanne Nualnak Readiness of Middle - Class Families for Transmitting Sex Education to Their Children : In - Depth Study On Mothers In Muang District of Chiang Mai Province / Suphanne Nualnak - 1st ed. - Nakhon Pathom : Mahidol University, 2003. - 92 p. : 29 cm. ISBN: 9740435327 Subjects--Topical Terms: Sex EducationFamily Relationship LC Class. No.: Res. HQ56 / .S249R 2003