@conference{4f776f15550c466fab0007b717888243,
title = "What are youth doing in their leisure time?: Group differences and stability in participation from middle school through the transition into adulthood.",
author = "N. Zarrett and Simpkins, {S. D.} and Sandra Simpkins-Chaput",
year = "2004",
language = "English",
note = "What are youth doing in their leisure time?: Group differences and stability in participation from middle school through the transition into adulthood. ; Conference date: 01-01-2004",
}