Teenagers (3) Mothers (3) analyse (2) Children (2) Instruments (2) Social desirability (2) Sex (2) Perception (2) Path analysis (Statistics) (2) Parents (2) Parent and child (2) Manufacturers' agents (2) Fathers (2) Communication in families (2) Commission merchants (2) Children (2) Addition (2) Analysis (2) Behavior (2) Certification (1) Research (1) Measurement (1) Indexes (1) Equations (1) Building (1) Factores (1) Certificación (1) Índices (1) Madres (1) Ecuaciones (1)