1. U.S.A: seeds of change Publication: New York City : National Educational Television Network, 1969 Subject(s): Population DynamicsBirth RateContraceptionTransients and MigrantsSocioeconomic FactorsYoung AdultAgedUnited States
2. Getting through Publication: [Rockville, Md.?] : Public Health Service, 1967 Subject(s): Smoking -- epidemiologyAdolescentSmoking -- adverse effectsYoung AdultUnited States