APA (7 वां संस्करण) प्रशस्ति पत्र
Palmer, J., & Pettitt, D. (1993). Topic work in the early years: Organising the curriculum for 4- to 8-year-olds. Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Palmer, Joy, और Deirdre Pettitt. Topic Work in the Early Years: Organising the Curriculum for 4- to 8-year-olds. London ; New York: Routledge, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Palmer, Joy, और Deirdre Pettitt. Topic Work in the Early Years: Organising the Curriculum for 4- to 8-year-olds. Routledge, 1993.
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