Obnial, I. E. (2008). A parent manual in teaching sex education to adolescents with mental retardation.
Citazione stile Chigago Style (17a edizione)Obnial, Irene Esguerra. A Parent Manual in Teaching Sex Education to Adolescents with Mental Retardation. 2008.
Citatione MLA (9a ed.)Obnial, Irene Esguerra. A Parent Manual in Teaching Sex Education to Adolescents with Mental Retardation. 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.