Konsep makanan pada kanak-kanak madya: analisis berdasarkan teori perkembangan kognitif piaget = The concept of food: an analysis based on piaget's cognitive developmental theory

Perbandingan konsep makanan pada anak Early Childhood dan Middle Childhood: Analisis berdasarkan Teori Perkembangan Piaget = Food concept comparison between Early Childhood and Middle Childhood: Analysis based on Piaget's Developmental Theory

Konsep makanan pada kanak-kanak madya: analisis berdasarkan na ve theory = The concept of food in middle childhood an analysis based on na ve theory

Teori perkembangan kognitif "Neo-Piaget"

Konsep makanan pada early childhood: analisis berdasarkan naive theory = The concept of food in early childhood: an analysis based on naive theory